The effect of topical application of vitamin A with special reference to the senile skin.
D000368:Aged; D004194:Disease; D006801:Humans; D007642:Keratosis; D055623:Keratosis, Actinic; D012867:Skin; D012871:Skin Diseases; D014801:Vitamin A / Q000627:therapeutic use*
D014801:Vitamin A
AGED/diseases; KERATOSIS; SKIN/diseases; VITAMIN A/therapeutic use