https://catalogue-scientifique.canada.ca/record=2064966~S6*frc
Rechercher Van Tuinen, Mark; Rechercher Elder, Susan; Rechercher Link, Carolyn; Rechercher Li, Susan; Rechercher Song, John H; Rechercher Pritchett, Tracey
agency for healthcare research and quality rockville md, 2005
This study estimated the validity of 23 groups of codes in the International Classification of Diseases, 9th revision, Clinical Modification (ICD-9-CM or ICD),...
Publication gouvernementale