Antihistamines and managed care: old versus the new.
Hannaway
P J
PJ
D006634:Histamine H1 Antagonists / Q000145:classification / Q000191:economics / Q000627:therapeutic use; D006801:Humans; D008329:Managed Care Programs; D012221:Rhinitis, Allergic, Perennial / Q000188:drug therapy*
D006634:Histamine H1 Antagonists