DOI:
10.1055/s-00000181
Journal of Neurological Surgery Part B: Skull Base
LinksClose Window
References
Deyo RA, Cherkin DC, Ciol MA.
Adapting a clinical comorbidity index for use with ICD-9-CM administrative databases.
J Clin Epidemiol 1992;
45 (06) 613-619
We do not assume any responsibility for the contents of the web pages of other providers.