TY - STAND AU - R. Tannen AU - M. Weiner AU - D. Xie BT - Pharmacoepidemiol Drug Saf DO - 10.1002/pds.1584 M1 - 7 PY - 2008 SP - 671 EP - 85 T2 - Pharmacoepidemiol Drug Saf TI - Replicated studies of two randomized trials of angiotensin-converting enzyme inhibitors: further empiric validation of the \textquoterightprior event rate ratio\textquoteright to adjust for unmeasured confounding by indication VL - 17 SN - 1053-8569 ER -