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• Mørkved, Nina; Johnsen, Erik; Kroken, Rune Andreas et al. (2024). Childhood trauma types in relation to antipsychotic effectiveness in schizophrenia spectrum disorders: A prospective, pragmatic, randomized controlled study. (ekstern lenke)
• Dumitru, Magda L.; Johnsen, Erik; Kroken, Rune Andreas et al. (2024). Widespread asymmetries of amygdala nuclei predict auditory verbal hallucinations in schizophrenia. (ekstern lenke)
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• Kjelby, Eirik; Gjestad, Rolf; Fathian, Farivar et al. (2023). Antidepressive Effectiveness of Amisulpride, Aripiprazole, and Olanzapine in Patients with Schizophrenia Spectrum Disorders: A Secondary Outcome Analysis of a Pragmatic, Randomized Trial (BeSt InTro). (ekstern lenke)
• Stabell, Lena Antonsen; Johnsen, Erik; Kroken, Rune Andreas et al. (2023). Clinical insight among persons with schizophrenia spectrum disorders treated with amisulpride, aripiprazole or olanzapine: a semi-randomised trial. (ekstern lenke)
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• Mørkved, Nina; Johnsen, Erik; Kroken, Rune Andreas et al. (2022). Impact of childhood trauma on antipsychotic effectiveness in schizophrenia spectrum disorders: A prospective, pragmatic, semi-randomized trial. (ekstern lenke)
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• Chalabianloo, Fatemeh; Fadnes, Lars T.; Høiseth, Gudrun et al. (2021). Subjective symptoms and serum methadone concentrations: what should guide dose adjustments in methadone maintenance treatment? A naturalistic cohort study from Norway. (ekstern lenke)
• Alisauskiene, Renata; Johnsen, Erik; Gjestad, Rolf et al. (2021). The Influence of Substance Use on Side Effects of Olanzapine, Quetiapine, Risperidone, and Ziprasidone in Psychosis. (ekstern lenke)
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• Hoekstra, Sanne; Bartz-Johannessen, Christoffer; Sinkeviciute, Igne et al. (2021). Sex differences in antipsychotic efficacy and side effects in schizophrenia spectrum disorder: results from the BeSt InTro study. (ekstern lenke)
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• Brenna, Ida Halvorsen; Marciuch, Anne; Birkeland, Bente et al. (2021). ‘Not at all what I had expected’: Discontinuing treatment with extended-release naltrexone (XR-NTX): A qualitative study. (ekstern lenke)
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• Anda, Liss; Johnsen, Erik; Kroken, Rune A. et al. (2021). Cognitive change and antipsychotic medications: Results from a pragmatic rater-blind RCT. (ekstern lenke)
• Larsen, Jeanette Brun; Reitan, Solveig Merete Klæbo; Løberg, Else-Marie et al. (2021). The association between cytokines and psychomotor speed in a spectrum of psychotic disorders: A longitudinal study. (ekstern lenke)
• Vold, Jørn Henrik; Chalabianloo, Fatemeh; Aas, Christer Frode et al. (2021). Changes in substance use during outpatient treatment for substance use disorders: a prospective Norwegian cohort study from 2016 to 2020. (ekstern lenke)
• Weber, Sarah; Hjelmervik, Helene; Craig-Craven, Alexander Richard et al. (2021). Glutamate- and GABA-Modulated Connectivity in Auditory Hallucinations—A Combined Resting State fMRI and MR Spectroscopy Study. (ekstern lenke)
• Johnsen, Erik; Kroken, Rune Andreas; Løberg, Else-Marie et al. (2020). Amisulpride, aripiprazole, and olanzapine in patients with schizophrenia-spectrum disorders (BeSt InTro): a pragmatic, rater-blind, semi-randomised trial. (ekstern lenke)
• Mørkved, Nina; Johnsen, Erik; Kroken, Rune Andreas et al. (2020). Does childhood trauma influence cognitive functioning in schizophrenia? The association of childhood trauma and cognition in schizophrenia spectrum disorders.. (ekstern lenke)
• Falkenberg, Liv Eggset; Westerhausen, René; Johnsen, Erik et al. (2020). Hallucinating schizophrenia patients have longer left arcuate fasciculus fiber tracks: a DTI tractography study. (ekstern lenke)
• Bjarke, Jill Kristin; Sinkeviciute, Igne; Kroken, Rune Andreas et al. (2020). Different response patterns in hallucinations and delusions to antipsychotic treatment. (ekstern lenke)
• Aas, Christer Frode; Vold, Jørn Henrik; Skurtveit, Svetlana et al. (2020). Health-related quality of life of long-term patients receiving opioid agonist therapy: a nested prospective cohort study in Norway. (ekstern lenke)
• Burdick, Katherine E.; Millett, Caitlin E.; Russo, Manuela et al. (2020). The association between lithium use and neurocognitive performance in patients with bipolar disorder. (ekstern lenke)
• Vold, Jørn Henrik; Gjestad, Rolf; Aas, Christer Frode et al. (2020). Impact of clinical and sociodemographic factors on fatigue among patients with substance use disorder: a cohort study from Norway for the period 2016–2020. (ekstern lenke)
• Tønnesen, Siren; Kaufmann, Tobias; Lange, Ann-Marie Glasø de et al. (2020). Brain age prediction reveals aberrant brain white matter in schizophrenia and bipolar disorder: A multisample diffusion tensor imaging study. (ekstern lenke)
• Weber, Sarah; Johnsen, Erik; Kroken, Rune Andreas et al. (2020). Dynamic functional connectivity patterns in schizophrenia and the relationship with hallucinations. (ekstern lenke)
• Lygren, Ole Jørgen Scheie; Bjørnestad, Ronny; Løberg, Else-Marie et al. (2019). Peer involvement and cross-sector efforts in establishing integrated treatment of hepatitis C virus infection for people with substance use disorders: experiences from Norway. (ekstern lenke)
• Anda-Ågotnes, Liss Gøril; Brønnick, Kolbjørn Kallesten; Johannessen, Jan Olav et al. (2019). Cognitive profile in ultra high risk for psychosis and schizophrenia: A comparison using coordinated norms. (ekstern lenke)
• Hansen, Hege; Stige, Signe Hjelen; Davidson, Larry et al. (2019). "Needing different things from different people" - a qualitative exploration of recovery in firstepisode psychosis.. (ekstern lenke)
• Stabell, Lena Antonsen; Gjestad, Rolf; Kroken, Rune Andreas et al. (2019). Predictors of treatment satisfaction in antipsychotic-naive and previously medicated patients with acute-phase psychosis. (ekstern lenke)
• Alisauskiene, Renata; Løberg, Else-Marie; Gjestad, Rolf et al. (2019). The influence of substance use on the effectiveness of antipsychotic medication: a prospective, pragmatic study. (ekstern lenke)
• Hjelmervik, Helene; Craig-Craven, Alexander Richard; Sinkeviciute, Igne et al. (2019). Intra-Regional Glu-GABA vs Inter-Regional Glu-Glu Imbalance: A 1H-MRS Study of the Neurochemistry of Auditory Verbal Hallucinations in Schizophrenia.. (ekstern lenke)
• Løberg, Else-Marie; Gjestad, Rolf; Posserud, Maj-Britt Rocio et al. (2019). Psychosocial characteristics differentiate non-distressing and distressing voices in 10,346 adolescents. (ekstern lenke)
• Fadnes, Lars T.; Aas, Christer Frode; Vold, Jørn Henrik et al. (2019). Integrated treatment of hepatitis C virus infection among people who inject drugs: study protocol for a randomised controlled trial (INTRO-HCV). (ekstern lenke)
• Fathian, Farivar; Løberg, Else-Marie; Gjestad, Rolf et al. (2018). Associations between C-reactive protein levels and cognition during the first 6 months after acute psychosis. (ekstern lenke)
• Kjelby, Eirik; Gjestad, Rolf; Sinkeviciute, Igne et al. (2018). Trajectories of depressive symptoms in the acute phase of psychosis: Implications for treatment. (ekstern lenke)
• Mørkved, Nina; Winje, Dagfinn; Dovran, Anders et al. (2018). Childhood trauma in schizophrenia spectrum disorders as compared to substance abuse disorders. (ekstern lenke)
• Helle, Siri; Løberg, Else-Marie; Gjestad, Rolf et al. (2017). The positive link between executive function and lifetime cannabis use in schizophrenia is not explained by current levels of superior social cognition. (ekstern lenke)
• Strauss, Clara; Hugdahl, Kenneth; Waters, Flavie et al. (2017). The Beliefs about Voices Questionnaire - Revised: A factor structure from 450 participants. (ekstern lenke)
• Helle, Siri; Ringen, Petter Andreas; Melle, Ingrid et al. (2016). Cannabis use is associated with 3 years earlier onset of schizophrenia spectrum disorder in a naturalistic, multi-site sample (N = 1119). (ekstern lenke)
• Bø, Beate Hatlelid; Ottesen, Øyvind Heen; Gjestad, Rolf et al. (2016). Patient satisfaction after acute admission for psychosis. (ekstern lenke)
• Olsen, Roy Edgar; Kroken, Rune Andreas; Bjørhovde, Sigmund et al. (2016). Influence of different second generation antipsychotics on the QTC interval: A pragmatic study. (ekstern lenke)
• Anda-Ågotnes, Liss Gøril; Brønnick, Kolbjørn Selvåg; Johnsen, Erik et al. (2016). The course of neurocognitive changes in acute psychosis: Relation to symptomatic improvement. (ekstern lenke)
• Ringen, Petter Andreas; Nesvåg, Ragnar; Helle, Siri et al. (2016). Premorbid cannabis use is associated with more symptoms and poorer functioning in schizophrenia spectrum disorder. (ekstern lenke)
• Mørkved, Nina; Endsjø, Mathilde; Winje, Dagfinn et al. (2016). Childhood trauma in schizophrenia spectrum disorder as compared to other mental health Disorders. (ekstern lenke)
• Johnsen, Erik; Fathian, Farivar; Kroken, Rune Andreas et al. (2016). The serum level of C-reactive protein (CRP) is associated with cognitive performance in acute phase psychosis. (ekstern lenke)
• Mørkved, Nina; Endsjø, Mathilde Paulina; Winje, Dagfinn et al. (2016). Childhood trauma in schizophrenia spectrum disorder as compared to other mental health disorders. (ekstern lenke)
• Grøtting, Marie Sæthre; Løberg, Else-Marit; Johannessen, Hans-Olaf et al. (2016). Reseksjon for oesophaguscancer - komplikasjoner og overlevelse. (ekstern lenke)
• Løberg, Else-Marie; Jørgensen, Hugo A; Kroken, Rune et al. (2015). Auditory verbal hallucinations reflect stable auditory attention deficits: A prospective study. (ekstern lenke)
• Hugdahl, Kenneth; Craig-Craven, Alexander Richard; Nygård, Merethe et al. (2015). Glutamate as a mediating transmitter for auditory hallucinations in schizophrenia: A 1H MRS study.. (ekstern lenke)
• Kompus, Kristiina; Løberg, Else-Marie; Posserud, Maj-Britt Rocio et al. (2015). Prevalence of auditory hallucinations in Norwegian adolescents: Results from a population-based study. (ekstern lenke)
• Kjelby, Eirik; Sinkeviciute, Igne; Gjestad, Rolf et al. (2015). Suicidality in schizophrenia spectrum disorders: The relationship to hallucinations and persecutory delusions. (ekstern lenke)
• Løberg, Else-Marie; Jørgensen, Hugo A; Kroken, Rune Andreas et al. (2014). Do auditory verbal hallucinations in the acute phase of psychosis reflect stable cognitive impairments seen also in a more stabilised clinical phase?. (ekstern lenke)
• Falkenberg, Liv Eggset; Westerhausen, René; Craig-Craven, Alexander Richard et al. (2014). Impact of glutamate levels on neuronal response and cognitive abilities in schizophrenia. (ekstern lenke)
• Helle, Siri; Gjestad, Rolf; Johnsen, Erik et al. (2014). Cognitive changes in patients with acute phase psychosis - Effects of illicit drug use. (ekstern lenke)
• Hugdahl, Kenneth; Nygård, Merethe; Falkenberg, Liv Eggset et al. (2014). Failure of attention focus and cognitive control in schizophrenia patients with auditory verbal hallucinations: Evidence from dichotic listening. (ekstern lenke)
• Vaskinn, Anja; Johnsen, Eirik Irgens; Jørgensen, Hugo A et al. (2013). Prospective and concurrent correlates of emotion perception in psychotic disorders: A naturalistic, longitudinal study of neurocognition, affective blunting and avolition. (ekstern lenke)
• Johnsen, Erik; Jørgensen, Hugo A; Kroken, Rune et al. (2013). Neurocognitive effectiveness of quetiapine, olanzapine, risperidone, and ziprasidone: A pragmatic, randomized trial. (ekstern lenke)
• Nygård, Merethe; Løberg, Else-Marie; Craig-Craven, Alexander Richard et al. (2013). Dichotic listening, executive functions and grey matter cortical volume in patients with schizophrenia and healthy controls. (ekstern lenke)
• Johnsen, Erik; Sinkevicute, Igne; Løberg, Else-Marie et al. (2013). Hallucinations in acutely admitted patients with psychosis, and effectiveness of risperidone, olanzapine, quetiapine, and ziprasidone: a pragmatic, randomized study. (ekstern lenke)
• Berle, Jan Øystein; Løberg, Else-Marie; Fasmer, Ole Bernt (2013). Does changing from a first generation antipsychotic (perphenazin) to a second generation antipsychotic (risperidone) alter brain activation and motor activity? A case report. (ekstern lenke)
• Kompus, Kristiina; Falkenberg, Liv Eggset; Bless, Josef J et al. (2013). The role of the primary auditory cortex in the neural mechanism of auditory verbal hallucinations. (ekstern lenke)
• Johnsen, Erik; Aanesen, Kristina; Sriskandarajah, Sanjeevan et al. (2013). QTc prolongation in patients acutely admitted to hospital for psychosis and treated with second generation antipsychotics. (ekstern lenke)
• Bramness, Jørgen Gustav; Gundersen, Øystein; Guterstam, Joar et al. (2012). Amphetamine-induced psychosis - a separate diagnostic entity or primary psychosis triggered in the vulnerable?. (ekstern lenke)
• Karlsen, Kjersti; Løberg, Else-Marie (2012). Psykose hos unge: Gjenkjenning og behandling. (ekstern lenke)
• Hugdahl, Kenneth; Løberg, Else-Marie; Falkenberg, Liv Eggset et al. (2012). Auditory verbal hallucinations in schizophrenia as aberrant lateralized speech perception: Evidence from dichotic listening. (ekstern lenke)
• Løberg, Else-Marie; Nygård, Merethe; Berle, Jan Øystein et al. (2012). An fMRI study of neuronal activation in schizophrenia patients with and without previous cannabis use. (ekstern lenke)
• Nygård, Merethe; Eichele, Tom; Løberg, Else-Marie et al. (2012). Patients with schizophrenia fail to up-regulate task-positive and down-regulate task-negative brain networks: An fMRI study using an ICA analysis approach. (ekstern lenke)
• Kjelby, Eirik; Jørgensen, Hugo A; Kroken, Rune et al. (2011). Anti-depressive effectiveness of olanzapine, quetiapine, risperidone and ziprasidone: a pragmatic, randomized trial. (ekstern lenke)
• Johnsen, Erik; Gjestad, Rolf; Kroken, Rune et al. (2011). Cardiovascular risk in patients admitted for psychosis compared with findings from a population-based study. (ekstern lenke)
• Johnsen, Erik; Jørgensen, Hugo A; Kroken, Rune et al. (2011). Neurocognitive effectiveness of quetiapine, olanzapine, risperidone, and ziprasidone: a pragmatic, randomized trial. (ekstern lenke)
• Johnsen, Erik; Kroken, Rune; Løberg, Else-Marie et al. (2011). Sexual dysfunction and hyperprolactinemia in male psychotic in-patients: a cross-sectional study. (ekstern lenke)
• Løberg, Else-Marie (2010). Fra biologisk forskning til klinisk praksis nytt om cannabis og schizofreni. (ekstern lenke)
• Løberg, Else-Marie; Hugdahl, Kenneth (2009). Cannabis use and cognition in schizophrenia. (ekstern lenke)
• Hugdahl, Kenneth; Løberg, Else-Marie; Nygård, Merethe (2009). Left temporal lobe structural and functional abnormality underlying auditory hallucinations in schizophrenia. (ekstern lenke)
• Loberg, EM; Løberg, Else-Marie; Jorgensen, HA et al. (2006). Positive symptoms and duration of illness predict functional laterality and attention modulation in schizophrenia. (ekstern lenke)
• Løberg, Else-Marie; Jørgensen, Hugo Arild; Hugdahl, Kenneth (2004). Dichotic listening in schizophrenic patients: effects of previous vs. ongoing auditory hallucinations. (ekstern lenke)
• Løberg, Else-Marie; Hugdahl, Kenneth (2002). Functional brain asymmetry and attentional modulation in young and stabilised schizophrenic patients: A dichotic listening study. (ekstern lenke)
• Løberg, Else-Marie; Jørgensen, Hugo Arild; Hugdahl, Kenneth (1999). Hemispheric asymmetry in schizophrenia: A «dual deficits» model. (ekstern lenke)

Kronikk

• Løberg, Else-Marie; Mørkved, Nina; Melle, Ingrid et al. (2025). Gi mennesker med psykoselidelser traumebehandling. (ekstern lenke)
• Løberg, Else-Marie (2003). Hva vet vi om schizofreni?. (ekstern lenke)

Annet

• Chalabianloo, Fatemeh; Fadnes, Lars T.; Assmus, Jörg et al. (2025). Benzodiazepine agonist treatment for patients with benzodiazepine dependence undergoing opioid agonist treatment: a study protocol for the randomized controlled trial BMX-BAR. (ekstern lenke)

Leserinnlegg

• Kjelby, Eirik; Gjestad, Rolf; Fathian, Farivar et al. (2024). Reply to a Letter to the Editors From Dr de Souza and colleagues: "Unraveling the Optimal Treatment Approach for Depression in Schizophrenia Spectrum: A Quest for Clarity". (ekstern lenke)
• Løberg, Else-Marie; Hagen, Roger (2013). Ny retningslinje for utredning, behandling og oppfølging av personer med psykoselidelser :. (ekstern lenke)
• Løberg, Else-Marie (2011). Hjerneforskningen har klinisk nytteverdi. (ekstern lenke)
• Løberg, Else-Marie (2011). Den pragmatiske nytten av hjerneforskning :. (ekstern lenke)

Poster

• Gjerde, Kristian Varden; Bartz-Johannessen, Christoffer; Løberg, Else-Marie et al. (2024). Cellular adhesion molecules and cognition in drug-naïve and previously medicated patients with schizophrenia-spectrum disorders: A longitudinal study. (ekstern lenke)
• Fathian, Farivar; Løberg, Else-Marie; Gjestad, Rolf et al. (2018). Longitudinal relationship to cognitive function in acute phase of psychosis in a pragmatic, randomized trial. (ekstern lenke)
• Fathian, Farivar; Løberg, Else-Marie; Gjestad, Rolf et al. (2017). The C-reactive protein in schizophrenia-spectrum disorders: relationship to cognitive function in acute phase of psychosis with a longitudinal perspective in a pragmatic, randomized trial. (ekstern lenke)
• Kroken, Rune Andreas; Løberg, Else-Marie; Gjestad, Rolf et al. (2017). The influence of 3 weeks of antipsychotic treatment on cell adhesion molecules in drug naive patients with schizophrenia spectrum disorder. (ekstern lenke)
• Falkenberg, Liv Eggset; Passow, Susanne; Craven, Alexander Richard et al. (2015). Aberrant association between glutamate and salience network functional connectivity in schizophrenia. (ekstern lenke)
• Falkenberg, Liv Eggset; Westerhausen, René; Løberg, Else-Marie et al. (2012). N-acetyl aspartate and glutamate levels of the anterior cingulate predict symptoms severity in schizophrenia: a magnetic resonance spectroscopy (1H-MRS) study. (ekstern lenke)
• Falkenberg, Liv Eggset; Westerhausen, René; Løberg, Else-Marie et al. (2012). Anterior cingulate biochemistry predicts symptom severity in schizophrenia: a magnetic resonance spectroscopy (1H-MRS) study. (ekstern lenke)
• Nygård, Merethe; Westerhausen, René; Kompus, Kristiina et al. (2010). Reduced striatal activation in schizophrenia to a cognitive control task – Dysfunction of dopaminergic regulation?. (ekstern lenke)
• Løberg, Else-Marie; Hugdahl, Kenneth (2009). Significant relationship between left temporal lobe functional impairment and positive symptoms in schizophrenia. (ekstern lenke)
• Løberg, Else-Marie; Johnsen, Erik; Jørgensen, Hugo A (2009). Differential effects of four second-generation antipsychotics on cognition in acute psychosis. (ekstern lenke)

Vitenskapelig oversiktsartikkel/review

• Vold, Jørn Henrik; Aas, Christer Frode; Leiva, Rafael Alexander Mo et al. (2019). Integrated care of severe infectious diseases to people with substance use disorders; a systematic review. (ekstern lenke)
• Kroken, Rune; Løberg, Else-Marie; Drønen, Tore et al. (2014). A critical review of pro-cognitive drug targets in psychosis: convergence on myelination and inflammation. (ekstern lenke)
• Løberg, Else-Marie; Helle, Siri; Nygård, Merethe et al. (2014). The cannabis pathway to non-affective psychosis may reflect less neurobiological vulnerability. (ekstern lenke)
• Thorsen, Anders Lillevik; Johansson, Kyrre; Løberg, Else-Marie (2014). Neurobiology of cognitive remediation therapy for schizophrenia: a systematic review. (ekstern lenke)

Faglig kapittel

• Løberg, Else-Marie; Johnsen, Erik (2016). Psykoselidelser. (ekstern lenke)

Vitenskapelig foredrag

• Mørkved, Nina; Endsjø, Mathilde Paulina; Winje, Dagfinn et al. (2016). An Investigation of the Potential Specificity of Childhood Maltreatment Trauma in Patients With Non-Affective Psychosis as Compared to Other Mental Health Disorders. (ekstern lenke)
• Mørkved, Nina; Endsjø, Mathilde Paulina; Winje, Dagfinn et al. (2016). Childhood Trauma in Schizophrenia Spectrum Disorders as Compared to Other Mental Health Disorders. (ekstern lenke)
• Hugdahl, Kenneth; Løberg, Else-Marie; Neckelmann, Gesche et al. (2004). Left temporal lobe contribution to hallucinations in schizophrenia: A dichotic listening study. (ekstern lenke)
• Løberg, Else-Marie; Jørgensen, Hugo Arild; Green, Michael et al. (2004). Positive symptoms, duration of illness and medication predict dichotic listening performance in 129 scizophrenic patients. (ekstern lenke)
• Vege, Åshild; Rognum, Torleiv Ole; Berkowics, A et al. (1997). De nye nordiske kriterier for klassifikasjon av SIDS Reevaluering av plutselig uventet spedbarnsdød i de nordiske land 1970-95. (ekstern lenke)

Doktorgradsavhandling

• Helle, Siri; Løberg, Else-Marie (2016). Cannabis use in non-affective psychoses: Relationship to age at onset, cognitive functioning and social cognition. (ekstern lenke)
• Løberg, Else-Marie (2004). Functional laterality and attention modulation in schizophrenia: Effects of clinical variables. (ekstern lenke)

Mastergradsoppgave

• Mørkved, Nina; Endsjø, Mathilde; Løberg, Else-Marie et al. (2014). Childhood Maltreatment Trauma in Patients with Non-affective Psychosis as Compared to Patients Suffering from Other Mental Health Disorders. (ekstern lenke)

Rapport

• Johannessen, Jan Olav; Kalhovde, Anne Martha; Fjell, Anne et al. (2013). Utredning, behandling og oppfølging av personer med psykoselidelser. (ekstern lenke)

Vitenskapelig Kapittel/Artikkel/Konferanseartikkel

• Løberg, Else-Marie; Hagen, Roger; Johannessen, Jan Olav (2012). Scizofreni og andre ikke-affektive psykoser. (ekstern lenke)

Populærvitenskapelig artikkel

• Løberg, Else-Marie (2011). Nyere nevrobiologisk tenkning: Implikasjoner for psykoterapi ved psykoser. (ekstern lenke)
• Løberg, Else-Marie (2011). Når cannabis gir psykose. (ekstern lenke)
• Løberg, Else-Marie (2011). Kan kunnskap om hjernen ved psykose ha klinisk nytteverdi?. (ekstern lenke)

Fagartikkel

• Løberg, Else-Marie (2010). Cannabis og kognisjon ved schizofreni. (ekstern lenke)

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