Tveit, K. S.; Brokstad, K. A.; Berge, R. K.; Sæbø, P. C.; Hallaråker, H.; Brekke, S.; Meland, N.; Bjørndal, B. A Randomized, Double-Blind, Placebo-Controlled Clinical Study to Investigate the Efficacy of Herring Roe Oil for Treatment of Psoriasis. Acta Derm Venereol 2020, 100, 1-6.