THE COMMON COLD SYNDROME.
D000996:Antitussive Agents; D001241:Aspirin; D003139:Common Cold; D004809:Ephedrine; D004813:Epidemiology; D006634:Histamine H1 Antagonists; D006801:Humans
D000996:Antitussive Agents; D006634:Histamine H1 Antagonists; D004809:Ephedrine; D001241:Aspirin
ANTIHISTAMINICS; ANTITUSSIVE AGENTS; ASPIRIN; COMMON COLD; EPHEDRINE; EPIDEMIOLOGY