共 26 条
[2]
Impact of hospital volume on operative mortality for major cancer surgery
[J].
JAMA-JOURNAL OF THE AMERICAN MEDICAL ASSOCIATION,
1998, 280 (20)
:1747-1751
[3]
Bjerkeset T, 1996, EUR J SURG, V162, P643
[4]
BOARD NCP, 2001, INTERPRETING VOLUME
[6]
A NEW METHOD OF CLASSIFYING PROGNOSTIC CO-MORBIDITY IN LONGITUDINAL-STUDIES - DEVELOPMENT AND VALIDATION
[J].
JOURNAL OF CHRONIC DISEASES,
1987, 40 (05)
:373-383
[9]
Guillem J G, 2000, Adv Surg, V34, P43