共 36 条
[4]
*CENS BUR US, 2005, 65 US 2005
[5]
A NEW METHOD OF CLASSIFYING PROGNOSTIC CO-MORBIDITY IN LONGITUDINAL-STUDIES - DEVELOPMENT AND VALIDATION
[J].
JOURNAL OF CHRONIC DISEASES,
1987, 40 (05)
:373-383
[10]
DHOORE W, 1993, METHOD INFORM MED, V32, P382