共 21 条
[1]
BEISCHER NA, 1968, J OBSTET GYN BR COMM, V75, P102
[4]
DICKEY RP, IN PRESS
[5]
ELLIOTT PM, 1970, AUST NZ J OBSTET GYN, V10, P18
[6]
FLEIGNER JH, 1969, AM J OBSTET GYNECOL, V105, P252
[8]
GOLD E M, 1968, Clinical Obstetrics and Gynecology, V11, P1069, DOI 10.1097/00003081-196812000-00013
[9]
GRANNIS GF, 1970, CLIN CHEM, V16, P97
[10]
GREENE JW, 1965, AM J OBSTET GYNECOL, V91, P684