TY - RPRT TI - Adjusting effect estimates for unmeasured confounding with validation data using propensity score calibration. AU - Til Stürmer AU - Sebastian Schneeweiss AU - Jerry Avorn AU - Robert J Glynn PY - 2005 DO - 10.1093/aje/kwi192 UR - https://pubmed.ncbi.nlm.nih.gov/15987725/ ID - 15987725 ER -