title: Effect of PUVA on serum 25-OH vitamin D in psoriatics.
mesh_terms: D006801:Humans; D006887:Hydroxycholecalciferols / Q000097:blood*; D008730:Methoxsalen / Q000009:adverse effects*; D010778:Photochemotherapy / Q000009:adverse effects*; D011565:Psoriasis / Q000097:blood*
chemical_list: D006887:Hydroxycholecalciferols; D008730:Methoxsalen