Kushima, S [Study on posture during delivery--for improvement in delivery technics. Postures in relation to the Lamaze method]. [electronic resource] - Josanpu zasshi = The Japanese journal for midwife May 1988 - 376-80 p. digital Publication Type: Journal Article ISSN: 0047-1836 Subjects--Topical Terms: Delivery, Obstetric--methodsFemaleHumansNatural ChildbirthPosturePregnancy