The validity of using ICD-9 codes and pharmacy records to...

BMC Health Services Research 2011 / 12 Vol. 11; Iss. 1

The validity of using ICD-9 codes and pharmacy records to identify patients with chronic obstructive pulmonary disease

Colin R Cooke, Min J Joo, Stephen M Anderson, Todd A Lee, Edmunds M Udris, Eric Johnson, David H Au
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Volume:
11
Language:
english
DOI:
10.1186/1472-6963-11-37
Date:
December, 2011
File:
PDF, 245 KB
english, 2011
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