Scientists face new ethical quandaries in baby-making.
D033041:Embryo Research; D006801:Humans; D008722:Methods; D010063:Ovum; D010820:Physicians; D027724:Reproductive Techniques, Assisted; D012106:Research; D012306:Risk; D018570:Risk Assessment; D012922:Social Change; D014481:United States
Biomedical and Behavioral Research; Genetics and Reproduction; Popular Approach/Source