共 17 条
[5]
GARREY MM, 1980, OBSTETRICS ILLUSTRAT, P221
[6]
GIYO G, 1983, ACTA OBSTET GYN JPN, V35, P733
[7]
HILL WC, 1984, OBSTET GYNECOL, V64, P489
[8]
HUDDLESTON JF, 1984, OBSTET GYNECOL, V63, P669
[9]
JHIRAD A, 1973, OBSTET GYNECOL, V41, P347