TY - GEN AU - Pathak,M A TI - Sunscreens: topical and systemic approaches for protection of human skin against harmful effects of solar radiation SN - 0190-9622 PY - 1982///1218 KW - 5-Methoxypsoralen KW - Administration, Oral KW - Administration, Topical KW - Carotenoids KW - administration & dosage KW - Chloroquine KW - Dermatitis, Contact KW - etiology KW - Furocoumarins KW - Humans KW - Keratosis KW - prevention & control KW - Melanins KW - biosynthesis KW - Methoxsalen KW - Nonprescription Drugs KW - Photosensitivity Disorders KW - chemically induced KW - Skin Neoplasms KW - Skin Pigmentation KW - Sunburn KW - Sunscreening Agents KW - Ultraviolet Rays KW - beta Carotene N1 - Publication Type: Journal Article; Research Support, U.S. Gov't, P.H.S.; Review UR - https://doi.org/10.1016/s0190-9622(82)70117-3 ER -