title: On the effect of topically applied sulfur.
mesh_terms: D000818:Animals; D002455:Cell Division / Q000187:drug effects; D003875:Drug Eruptions / Q000188:drug therapy; D006168:Guinea Pigs; D006801:Humans; D006965:Hyperplasia / Q000139:chemically induced; D009824:Ointments; D010577:Petrolatum / Q000009:adverse effects; D012867:Skin / Q000187:drug effects* / Q000473:pathology; D013455:Sulfur / Q000494:pharmacology*; D014212:Tretinoin
chemical_list: D009824:Ointments; D014212:Tretinoin; D013455:Sulfur; D010577:Petrolatum