TY - GEN AU - Sato,I TI - [Posture at delivery and associated physiological changes] SN - 0047-1836 PY - 1983///1123 KW - Delivery, Obstetric KW - methods KW - Female KW - Humans KW - Infant, Newborn KW - Labor, Obstetric KW - Posture KW - Pregnancy KW - Uterine Contraction N1 - Publication Type: Journal Article ER -