TY - RPRT TI - Specifying interventions in a clinical trial. AU - Jackie K Brighton AU - Val J Gebski AU - Anthony C Keech PY - 2002 DO - 10.5694/j.1326-5377.2002.tb04409.x UR - https://pubmed.ncbi.nlm.nih.gov/11999263/ ID - 11999263 ER -