title: The enigma of chronic photosensitivity.
mesh_terms: D000368:Aged; D002908:Chronic Disease; D006801:Humans; D008297:Male; D008875:Middle Aged; D010787:Photosensitivity Disorders / Q000139:chemically induced / Q000209:etiology*; D014466:Ultraviolet Rays / Q000009:adverse effects