[The importance of the data quality in the validation of the ACG case mix. Ambulatory care groups].
J F
JF
Orueta
J
J
López de Munain
G
G
Grandes
D000553:Ambulatory Care / Q000706:statistics & numerical data*; D003627:Data Interpretation, Statistical; D003953:Diagnosis-Related Groups / Q000706:statistics & numerical data*; D006801:Humans