共 21 条
[11]
KREUTNER AK, 1978, OBSTET GYNECOL, V52, P279
[14]
MILLER R D, 1968, South African Journal of Obstetrics and Gynaecology, V6, P69
[15]
MORO M, 1974, OBSTET GYNECOL, V44, P688
[16]
MORRISON JC, 1973, SURG GYNECOL OBSTET, V136, P425
[18]
ROTHBARD MJ, 1975, OBSTET GYNECOL, V45, P421
[19]
WEISSBERG SM, 1971, OBSTET GYNECOL, V38, P290