TY - RPRT TI - Is double data entry necessary? The CHART trials. CHART Steering Committee. Continuous, Hyperfractionated, Accelerated Radiotherapy. AU - D Gibson AU - A J Harvey AU - V Everett AU - M K Parmar PY - 1994 DO - 10.1016/0197-2456(94)90005-1 UR - https://pubmed.ncbi.nlm.nih.gov/7851109/ ID - 7851109 ER -