Testing new technologies.
D020811:Biomedical Technology; D035061:Control Groups; D013502:General Surgery; D018594:Human Body; D006805:Human Experimentation; D006801:Humans; D028681:Moral Obligations; D010820:Physicians; D011897:Random Allocation; D012106:Research; D012107:Research Design; D012306:Risk; D018570:Risk Assessment; D012941:Social Responsibility; D013673:Technology Assessment, Biomedical; D036302:Therapeutic Human Experimentation
Biomedical and Behavioral Research; Health Care and Public Health