TY - RPRT TI - A simple method of sample size calculation for linear and logistic regression. AU - F Y Hsieh AU - D A Bloch AU - M D Larsen PY - 1998 DO - 10.1002/(sici)1097-0258(19980730)17:14<1623::aid-sim871>3.0.co;2-s UR - https://pubmed.ncbi.nlm.nih.gov/9699234/ ID - 9699234 ER -