共 25 条
[1]
ASSALI N S, 1949, Obstet Gynecol Surv, V4, P605, DOI 10.1097/00006254-194910000-00001
[4]
BAK M, 1937, MONATSSCHR GEBURTSH, V105, P24
[5]
BRIGGS JF, 1937, MINN MED, V20, P382
[6]
BROWNE FJ, 1946, J OBSTET GYN BRIT EM, V53, P510
[8]
CHESLEY LC, 1950, AM J OBSTET GYNECOL, V59, P960
[9]
CHESLEY LC, 1939, SURG GYNECOL OBSTET, V69, P436
[10]
DEVALERA E, 1938, J OBSTET GYN BR COMM, V45, P815