title: Skin colour changes in psoriasis. Effects of UV light irradiation.
mesh_terms: D003116:Color; D006801:Humans; D008297:Male; D010858:Pigmentation; D011565:Psoriasis / Q000503:physiopathology / Q000628:therapy*; D011830:Radiation Effects; D012867:Skin / Q000528:radiation effects*; D013053:Spectrophotometry; D013997:Time Factors; D014467:Ultraviolet Therapy