OTC cough remedies.
Peters
John
J
D000996:Antitussive Agents / Q000627:therapeutic use*; D003371:Cough / Q000188:drug therapy*; D006801:Humans; D004366:Nonprescription Drugs / Q000627:therapeutic use*; D010817:Physician-Patient Relations; D010818:Practice Patterns, Physicians'
D000996:Antitussive Agents; D004366:Nonprescription Drugs