TY - BOOK AU - Sakamoto,Shoichi AU - Takeda,Yoshihiko ED - International Congress of Perinatal Medicine TI - Advances in perinatal medicine: proceedings of the First International Congress of Perinatal Medicine, Tokyo, 5-8 November 1991 SN - 0444893121 PY - 1992/// CY - Amsterdam PB - Excerpta Medica KW - Perinatology KW - congresses N1 - Papers originally published as a special issue to the Journal of Early Human Development, v. 29, 1992 ER -