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Open access

Research article

First published 2026-3

Cluster headache and comorbidities,income and education: A nationwide registry-based matched cohort study

Einar Naveen Møen, Marte-Helene Bjørk, Nils Erik Gilhus [...]

Cephalalgia

Free access

Research article

First published 2019-2

Cluster headache is associated with unhealthy lifestyle and lifestyle-related comorbid diseases: Results from the Danish Cluster Headache Survey

Nunu Lund, Anja Petersen, Agneta Snoer [...]

Cephalalgia

Retricted access

Research article

First published 2020-08

Comorbidity Clusters and Healthcare Use in Individuals With COPD

Nanna Sklander Hansen, Lars Ängquist, Peter Lange [...]

Respiratory Care

Open access

Research article

First published 2023-2

Cannabis use disorder in relation to socioeconomic factors and psychiatric comorbidity: A cluster analysis of three million individuals born in 1970–2000

Rynaz Rabiee, Andreas Lundin, Emilie Agardh [...]

Scandinavian Journal of Public Health

Open access

Research article

First published 2023-10

Towards a personalized health care using a divisive hierarchical clustering approach for comorbidity and the prediction of conditioned group risks

J.Ramón Navarro-Cerdán, Manuel Sánchez-Gomis, Patricia Pons [...]

Health Informatics Journal

Free access

Research article

First published 2012-5

Differences in clinical characteristics and frequency of accompanying migraine features in episodic and chronic cluster headache

C Gaul, N Christmann, D Schröder [...]

Cephalalgia

Retricted access

Research article

First published 2005-11

Clustering of metabolic comorbidity in schizophrenia: a genetic contribution?

Stephen C. L. Gough, Michael C. O’Donovan

Journal of Psychopharmacology

Open access

Research article

First published 2023-1

Comorbidity or combination – more evidence for cluster-migraine?

Mateusz Chwolka, Peter J Goadsby, Andreas R Gantenbein

Cephalalgia

Open access

Research article

First published 2026

Detecting multimorbidity patterns in Alzheimer's disease using unsupervised machine learning: A nationwide emergency department study (2007–2022)

Tursun Alkam, Ebrahim Tarshizi, Andrew H. Van Benschoten

Journal of Alzheimer’s Disease

Free access

Research article

First published 2020-3

Long-term outcome after ischemic stroke in relation to comorbidity – An observational study from the Swedish Stroke Register (Riksstroke)

Stefan Sennfält, Mats Pihlsgård, Jesper Petersson [...]

European Stroke Journal

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