... AND GUIDELINES FOR THE PROTECTION OF HUMANSUBJECTS OF RESEARCHReport of the National Commission for the Protection of Human Subjects of Biomedical andBehavioral ResearchTable of ContentsI. ... research, on the one hand, and the practice of accepted therapy on the other, in order to know what activities ought to undergoreview for the protection of human subjects of research. The distinction ... misinformation and conflicting judgments. Thus, there should first be adetermination of the validity of the presuppositions of the research; then the nature, probabilityand magnitude of risk...