共 32 条
[1]
FACTORS ASSOCIATED WITH BREECH DELIVERY
[J].
AMERICAN JOURNAL OF PUBLIC HEALTH AND THE NATIONS HEALTH,
1965, 55 (05)
:708-719
[3]
BIRD CE, 1975, AM J OBSTET GYNECOL, V123, P237
[7]
BROSSET A, 1956, Acta Obstet Gynecol Scand, V35, P555
[9]
COTTON DB, AM J OBSTET GYNECOL