Pharmacoepidemiology: current status, prospects, and problems.
Strom
B L
BL
University of Pennsylvania School of Medicine, Philadelphia 19104-6095.
Tugwell
P
P
D004812:Epidemiologic Methods; D010600:Pharmacology / Q000379:methods / Q000639:trends*; D011358:Product Surveillance, Postmarketing / Q000379:methods / Q000639:trends*; D014481:United States