TY - GEN AU - Arnold,H L TI - Letter: Polymorphous light eruption in identical twins SN - 0003-987X PY - 1974///1017 KW - Adult KW - Female KW - Humans KW - Photosensitivity Disorders KW - etiology KW - Skin KW - pathology KW - Sunlight N1 - Publication Type: Case Reports; Journal Article ER -