共 74 条
[24]
FLOOD AB, 1980, HLTH CARE DELIVERY A, P105
[25]
FOLSE R, 1980, SURGERY, V87, P95
[26]
GLEICHER N, 1984, JAMA-J AM MED ASSOC, V252, P3273
[27]
HALL WL, 1967, OBSTET GYNECOL, V30, P1
[29]
Jenkins V R 2nd, 1977, QRB Qual Rev Bull, V3, P7
[30]
KENNEDY JW, 1980, J THORAC CARDIOV SUR, V80, P876