Case report

• Oskar Kelp; Jostein Andersen Førsvoll; Franziska Bischof et al. (2026). TSHR Gly413Ser in familial nonautoimmune hyperthyroidism: a case report. (external link)

Academic literature review

• Jostein Andersen Førsvoll; Einar Klæboe Kristoffersen; Knut Øymar (2019). The immunology of the periodic fever, aphthous stomatitis, pharyngitis and cervical adenitis syndrome; what can the tonsils reveal. A literature review.. (external link)

Academic article

• Jostein Andersen Førsvoll; Einar Klæboe Kristoffersen; Knut Øymar (2013). Elevated levels of CXCL10 in the Periodic Fever, Aphthous stomatitis, Pharyngitis and cervical Adenitis syndrome (PFAPA) during and between febrile episodes; an indication of a persistent activation of the innate immune system. (external link)
• Jostein Andersen Førsvoll; Knut Øymar (2018). The role of tonsillectomy in the Periodic Fever, Aphthous stomatitis, Pharyngitis and cervical Adenitis syndrome; A literature review. (external link)
• Jostein Andersen Førsvoll; Emilius Adrianus Maria Janssen; Ingegerd Møller et al. (2015). Reduced number of CD8+ cells in tonsillar germinal centres in children with the periodic fever, aphthous stomatitis, pharyngitis and cervical adenitis syndrome. (external link)
• Jostein Andersen Førsvoll; Einar Klæboe Kristoffersen; Knut Øymar (2013). Incidence, clinical characteristics and outcome in Norwegian children with periodic fever, aphthous stomatitis, pharyngitis and cervical adenitis syndrome; a population-based study. (external link)
• Megan L. Corder; Siren Berland; Jostein Andersen Førsvoll et al. (2021). Truncating and zinc-finger variants in GLI2 are associated with hypopituitarism. (external link)

Doctoral thesis (PhD)

• Jostein Andersen Førsvoll; Knut Øymar (2015). The Periodic Fever, Aphthous stomatitis, Pharyngitis and cervical Adenitis syndrome in children. Clinical and immunological aspects. (external link)

See a complete overview of publications in NVA.