Multimorbidity in atrial fibrillation for clinical implications using the Charlson Comorbidity Index

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

Epidemiology of multimorbidity and implications for health care, research, and medical education: a cross-sectional study

Karen Barnett, Stewart W Mercer, Michael Norbury et al. · The Lancet · 2012 · 7K citations · Full text

Public Health, Health Education, Medical Education +16

Multimorbidity in General Practice: Prevalence, Incidence, and Determinants of Co-Occurring Chronic and Recurrent Diseases

Marjan van den Akker, Frank Buntinx, Job Metsemakers et al. · Journal of Clinical Epidemiology · 1998 · 1.1K citations

Medicine, Internal Medicine, Clinical Epidemiology +15

Practical considerations on the use of the charlson comorbidity index with administrative data bases

William D’Hoore, A. Bouckaert, Charles Tilquin · Journal of Clinical Epidemiology · 1996 · 905 citations

Education, Health Services Administration, Clinical Epidemiology +15

Causes of Death and Influencing Factors in Patients With Atrial Fibrillation

Éloi Marijon, Jean‐Yves Le Heuzey, Stuart J. Connolly et al. · Circulation · 2013 · 314 citations

Medicine, Cardiology, Internal Medicine +12