TY - RPRT TI - Randomisation in clinical trials. AU - Elaine M Beller AU - Val Gebski AU - Anthony C Keech PY - 2002 DO - 10.5694/j.1326-5377.2002.tb04955.x UR - https://pubmed.ncbi.nlm.nih.gov/12429008/ ID - 12429008 ER -