title: [In vitro fertilization and embryo transfer].
authors: Division of Reproductive Medicine (Fertility), Department of Perinatal Medicine and Maternal Care, National Center for Child Health and Development.
authors: Hidekazu
authors: H
authors: Saito
authors: Megumu
authors: M
authors: Ito
authors: Takashi
authors: T
authors: Horikawa
authors: Shirei
authors: S
authors: Ohgi