共 22 条
[2]
BEECHAM CT, 1966, OBSTET GYNECOL, V28, P437
[4]
Gray L A, 1966, Clin Obstet Gynecol, V9, P309, DOI 10.1097/00003081-196606000-00004
[5]
Green T H Jr, 1966, Clin Obstet Gynecol, V9, P293, DOI 10.1097/00003081-196606000-00003
[8]
KARNAKY KJ, 1969, OBSTET GYNECOL, V33, P597
[9]
KISTNER ROBERT W., 1966, CLIN OBSTET GYNECOL, V9, P271, DOI 10.1097/00003081-196606000-00002
[10]
KISTNER RW, 1969, OBSTET GYNECOL, V34, P457