Effects of multiple doses of thyroxine on chick embryos.
D000818:Animals; D004622:Embryo, Mammalian / Q000494:pharmacology*; D004625:Embryo, Nonmammalian / Q000494:pharmacology*; D013974:Thyroxine / Q000494:pharmacology*
D013974:Thyroxine
EMBRYO/pharmacology; THYROXIN/pharmacology