title: Production of two calves by non-surgical embryo transfer.
mesh_terms: D000818:Animals; D002417:Cattle / Q000502:physiology*; D004624:Embryo Transfer; D005260:Female; D011247:Pregnancy; D011270:Pregnancy, Animal; D011272:Pregnancy, Multiple; D014184:Transplantation, Homologous; D014427:Twins