title: How many oocytes/embryos should be transferred?
mesh_terms: D004624:Embryo Transfer / Q000592:standards*; D004622:Embryo, Mammalian; D005260:Female; D005307:Fertilization in Vitro; D006801:Humans; D007231:Infant, Newborn; D009865:Oocytes; D011247:Pregnancy; D011272:Pregnancy, Multiple