New Guidelines for Coding Physicians' Services: A Step Backward
Brett, Allan S.
New England Journal of Medicine 1998 December 3; 339(23): 1705- 1708
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Brett, Allan S.; Grodin, Michael A. (1991-04-10)...Despite the recent proliferation of such studies, health services research involving human subjects has not yet received the detailed bioethical scrutiny accorded to conventional research. We believe, however, that ...