Guilhou JJ, Colette C, Monpoint S, Lancrenon E, Guillot B, Monnier L. Vitamin D metabolism in psoriasis before and after phototherapy. Acta Derm Venereol [Internet]. 1990 Jul. 1 [cited 2026 Jun. 18];70(4):351-4. Available from: https://medicaljournalssweden.se/actadv/article/view/17064