[T-helper cells: the key to the pathogenesis of psoriasis?].
D015496:CD4-Positive T-Lymphocytes / Q000276:immunology; D018414:CD8-Positive T-Lymphocytes / Q000276:immunology; D006801:Humans; D011565:Psoriasis / Q000276:immunology*; D012867:Skin / Q000276:immunology; D006377:T-Lymphocytes, Helper-Inducer / Q000276:immunology*