共 6 条
[1]
COX LW, 1950, J OBSTET GYN BRIT EM, V57, P197
[3]
HALL JE, 1965, AM J OBSTET GYNECOL, V91, P665
[5]
PEDIATRICIAN AND BREECH DELIVERY
[J].
AMERICAN JOURNAL OF DISEASES OF CHILDREN,
1963, 106 (01)
:19-&