TY - RPRT TI - Analysis of data from group-randomized trials with repeat observations on the same groups. AU - D M Murray AU - P J Hannan AU - R D Wolfinger AU - W L Baker AU - J H Dwyer PY - 1998 DO - 10.1002/(sici)1097-0258(19980730)17:14<1581::aid-sim864>3.0.co;2-n UR - https://pubmed.ncbi.nlm.nih.gov/9699231/ ID - 9699231 ER -