Association Between Depressive Symptoms and Mortality in Medical Inpatients

A new method of classifying prognostic comorbidity in longitudinal studies: Development and validation

Mary E. Charlson, Peter Pompei, Kathy L. Aleš et al. · Journal of Chronic Diseases · 1987 · 49.9K citations

Public Health, Biostatistics, Clinical Classification Systems +15

Validation of a combined comorbidity index

Mary E. Charlson, Ted P. Szatrowski, Janey C. Peterson et al. · Journal of Clinical Epidemiology · 1994 · 6.6K citations

Education, Health Sciences, Internal Medicine +12

A Diagnostic Interview

Jean Endicott · Archives of General Psychiatry · 1978 · 5.7K citations

Social Sciences, Psychiatry, Psychology +17

The measurement of clinical pain intensity: a comparison of six methods

Mark P. Jensen, Paul Karoly, Sanford Braver · Pain · 1986 · 3.3K citations

Nursing, Psychology, Pain Medicine +14

Depression and 18-Month Prognosis After Myocardial Infarction

Nancy Frasure‐Smith, François Lespérance, Mario Talajic · Circulation · 1995 · 1.6K citations

Medicine, Cardiology, Psychiatry +17