共 8 条
[1]
BOSHKOR BD, 1973, AKUSH GINEKOL SOFIA, V12, P256
[3]
GREENWALD JC, 1959, OBSTET GYNECOL, V14, P79
[4]
GREENWALD JC, 1965, MEDICAL SURGICAL GYN, P556
[6]
MENDEL EB, 1968, OBSTET GYNECOL, V32, P607
[8]
ZOLTNICK A, 1961, AM J MED, V30, P637