TY  - RPRT
TI  - Pharmacoepidemiology: current status, prospects, and problems.
AU  - B L Strom
AU  - P Tugwell
PY  - 1990
DO  - 10.7326/0003-4819-113-3-179
UR  - https://pubmed.ncbi.nlm.nih.gov/2197907/
ID  - 2197907
ER  -