Ethical appraisal for multi-centre medical research.
Drury
M
M
Department of General Practice, Medical School, University of Birmingham, Edgbaston.
D026683:Advisory Committees; D004739:England; D026724:Ethical Review; D028744:Ethics Committees, Research; D004995:Ethics, Professional; D015337:Multicenter Studies as Topic / Q000592:standards*; D012106:Research / Q000592:standards*