共 16 条
[1]
BASKETT TF, 1979, OBSTET GYNECOL, V54, P365
[3]
Bruce S L, 1980, Diagn Gynecol Obstet, V2, P47
[5]
EDEN RD, 1982, AM J OBSTET GYNECOL, V144, P683, DOI 10.1016/0002-9378(82)90438-0
[9]
Hon E H, 1967, Conn Med, V31, P779