TY - RPRT TI - A computer program for comparing survival experience of two groups after adjustment for relevant covariates. AU - D Collins AU - P Peduzzi AU - K Detre PY - 1980 DO - 10.1016/0010-468x(80)90120-8 UR - https://pubmed.ncbi.nlm.nih.gov/7389312/ ID - 7389312 ER -