title: [Symposium I: senile pigment spots].
mesh_terms: D000293:Adolescent; D000328:Adult; D000368:Aged; D000375:Aging; D002648:Child; D002675:Child, Preschool; D006801:Humans; D008543:Melanins / Q000032:analysis; D008544:Melanocytes / Q000032:analysis; D008875:Middle Aged; D010859:Pigmentation Disorders / Q000209:etiology*; D012867:Skin / Q000032:analysis
chemical_list: D008543:Melanins