共 18 条
[2]
BARRETT R, 1944, COMMUNICATION
[3]
BECK AC, 1943, OBSTETRICAL PRACTICE, P196
[4]
Beecham CT, 1939, AM J OBSTET GYNECOL, V37, P258
[5]
CALKINS LA, 1934, DAVIS GYNECOLOGY OBS, V1, P32
[6]
DELEE JB, 1943, PRINCIPLES PRACTICE, P146
[7]
Dieckmann WJ, 1935, AM J OBSTET GYNECOL, V30, P1
[8]
GORDON CA, 1944, AM J OBST GYNEC, V48, P557
[10]
LEFF M, 1939, SURG GYNECOL OBSTET, V68, P224