Search | Search by Center | Search by Source | Keywords in Title
Stein BD, Bautista A, Schumock GT, Lee TA, Meltzer DO, Naureckas ET, Krishnan JA. Specificity of ICD-9 diagnosis codes for identifying patients hospitalized for COPD. Paper presented at: American Thoracic Society Annual International Conference; 2009 May 1; San Diego, CA.