title: The risk of photochemotherapy.
mesh_terms: D004342:Drug Hypersensitivity; D006561:Herpes Simplex / Q000139:chemically induced; D006562:Herpes Zoster / Q000139:chemically induced; D006801:Humans; D006968:Hypersensitivity, Delayed / Q000139:chemically induced; D011701:PUVA Therapy / Q000009:adverse effects*; D010778:Photochemotherapy / Q000009:adverse effects*; D010787:Photosensitivity Disorders / Q000139:chemically induced; D012306:Risk; D012872:Skin Diseases, Vesiculobullous / Q000139:chemically induced; D012878:Skin Neoplasms / Q000139:chemically induced; D013997:Time Factors