共 17 条
[2]
BERGER MJ, 1980, OBSTET GYNECOL, V55, P25
[3]
BUCKINGHAM JC, 1965, AM J OBSTET GYNECOL, V91, P231
[4]
CONFINO E, 1986, ACTA OBSTET GYN SCAN, V65, P593, DOI 10.3109/00016348609158394
[5]
COUSINS L, 1980, OBSTET GYNECOL, V56, P70
[6]
COUSINS ML, 1984, MATERNAL FETAL MED, P394
[8]
GOLDSTEIN DP, 1978, OBSTET GYNECOL, V52, pS73
[9]
HERBST AL, 1980, J REPROD MED, V24, P62