[The controversy of the use of Stem Cells with therapeutical ends].
Takeuchi
Carlos Augusto
CA
Tannuri
Uenis
U
D000818:Animals; D001938:Brazil; D033041:Embryo Research / Q000941:ethics / Q000331:legislation & jurisprudence*; D053595:Embryonic Stem Cells / Q000637:transplantation*; D006801:Humans