title: [Study of multiple monster formation in birds (author's transl)].
mesh_terms: D000015:Abnormalities, Multiple / Q000196:embryology*; D000818:Animals; D001717:Birds / Q000196:embryology*; D002642:Chick Embryo; D046508:Culture Techniques; D004372:Ducks / Q000196:embryology; D005855:Germ Layers / Q000502:physiology; D009024:Morphogenesis; D012399:Rotation
vernacular_title: Etudes de la formation des monstres multiples chez les oiseaux