[Development of perinatology and its future prospect].
D003422:Critical Care; D036861:Delivery, Obstetric; D005260:Female; D006801:Humans; D007231:Infant, Newborn; D007232:Infant, Newborn, Diseases / Q000451:nursing*; D007362:Intensive Care Units; D007564:Japan; D007743:Labor, Obstetric; D008297:Male; D010500:Perinatology / Q000639:trends*; D011247:Pregnancy