共 50 条
[3]
BARTAL A, 1970, NEUROCHIRURGIA, V13, P45
[5]
BEACH HHA, 1890, BOSTON MED SURG J, V122, P313
[6]
BROWN MH, 1948, SURG GYNECOL OBSTET, V86, P663
[7]
Brown P, 1980, Epidemiol Rev, V2, P113
[8]
Cairns H, 1940, LANCET, V2, P123