Tretinoin for photoaging skin: North Carolina vs New York.
Burke
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Graham
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D004890:Erythema / Q000139:chemically induced; D006801:Humans; D007642:Keratosis / Q000188:drug therapy*; D009518:New York; D009657:North Carolina; D013472:Sunlight / Q000009:adverse effects*; D014212:Tretinoin / Q000008:administration & dosage*
D014212:Tretinoin