Stem-cell research and the US Congress.
D004622:Embryo, Mammalian / Q000166:cytology; D006076:Government; D006801:Humans; D011057:Politics; D012106:Research / Q000331:legislation & jurisprudence*; D012109:Research Support as Topic / Q000331:legislation & jurisprudence; D013234:Stem Cells; D014481:United States