共 23 条
[1]
BALLARD RM, 1973, J OBSTET GYN BR COMM, V80, P469
[2]
BROWSE NL, 1974, LANCET, V1, P258
[3]
Diener L., 1975, THROMBOEMBOLISM, P149
[4]
FLANAGAN LD, 1984, SURGERY VEINS, P89
[5]
FRYKHOLM R, 1940, SURG GYNECOL OBSTET, V71, P307
[7]
HANNAN LJ, 1986, BRUIT, V10, P29
[8]
HIRSCH J, 1982, VENOUS THROMBOEMBOLI, P1
[9]
HUME M, 1970, VENOUS THROMBOSIS PU, P183
[10]
JANSSEN HF, 1987, SURGERY, V101, P205