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Jan Heyckendorf

Schleswig-Holstein University - Internal Medicine Department I

Germany

German Center for Lung Research (DZL)

Grosshansdorf

Germany

SCHOLARLY PAPERS

2

DOWNLOADS

214

TOTAL CITATIONS

0

Scholarly Papers (2)

1.

Infection-Driven Immune Remodeling in Post-Viral Chronic Disease: Multicenter Cross-Sectional, Prospective Cohort Analyses of Fibronectin and Fibronectin-Reactive IgM

Number of pages: 32 Posted: 23 Mar 2026
University of Würzburg, University of Würzburg, Stanford University, University of Würzburg, Charité - Universitätsmedizin Berlin, University of Würzburg, University of Würzburg, University of Würzburg, University of Würzburg, University of Würzburg, Schleswig-Holstein University, Universitätsklinikum Schleswig-Holstein, Christian-Albrechts-Universität zu Kiel, Klinik für Innere Medizin I, Schleswig-Holstein University - Internal Medicine Department I, Schleswig-Holstein University - Internal Medicine Department I, University of Cologne, University of Greifswald - University Medicine Greifswald, Charité - Universitätsmedizin Berlin, Charité - Universitätsmedizin Berlin - Institute for Social Medicine, Epidemiology, and Health Economics, University of Würzburg, University of Würzburg, University of Würzburg, University of Würzburg, University of Würzburg, University of Lubeck, Karolinska Institutet - Karolinska University Hospital, Karolinska Institutet, Karolinska Institutet, London School of Hygiene & Tropical Medicine, London School of Hygiene & Tropical Medicine, London School of Hygiene & Tropical Medicine, Charité - Universitätsmedizin Berlin, Department of Clinical Research & Epidemiology, Comprehensive Heart Failure Center, University Hospital Würzburg, Germany, University Hospital Würzburg, Department for Medicine I and Comprehensive Heart Failure Center, University of Würzburg and University of Würzburg
Downloads 140 (580,653)

Abstract:

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Myalgic Encephalomyelitis/Chronic Fatigue Syndrome (ME/CFS), Long COVID/Post-COVID Syndrome, Fibronectin (Fn1), Natural IgM Antibodies, Post-Viral Chronic Disease Biomarkers

2.

Long-Term Trends in Post-COVID Severity: A Machine Learning Analysis from the POP/COVIDOM cohort of the German NAPKON Cohort Network

Number of pages: 31 Posted: 05 Sep 2025
Julius-Maximilians-Universität, Julius-Maximilians-University Wuerzburg, Internal Medicine Department I, University Hospital Schleswig Holstein, Campus Kiel, University of Kiel, Universitätsklinikum Schleswig-Holstein, Christian-Albrechts-Universität zu Kiel, Klinik für Innere Medizin I, University of Cologne, University of Würzburg, University of Cologne, University of Greifswald - University Hospital Greifswald, University Hospital of Schleswig-Holstein, Institute of Medical Informatics and Statistics, Kiel University, University Medical Center Schleswig-Holstein Campus Kiel, University of Kiel, Schleswig-Holstein University - Internal Medicine Department I, Institute of Clinical Epidemiology and Biometry, University of Würzburg, Germany, University Hospital Würzburg, Department for Medicine I and Comprehensive Heart Failure Center, German Center for Infection Research (DZIF), THM Technische Hochschule Mittelhessen, Free University of Berlin (FUB), Free University of Berlin (FUB), Institute of Social Medicine, Epidemiology and Health Economics, Charité-Universitätsmedizin Berlin, Berlin, Germany, Schleswig-Holstein University - Internal Medicine Department I, Schleswig-Holstein University - Internal Medicine Department I, Centre of Mental Health, University Hospital - Department of Psychiatry, Psychosomatics and Psychotherapy, University of Würzburg and Independent
Downloads 74 (852,604)

Abstract:

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COVID-19, Post-acute sequelae of SARS-CoV-2 infection (PASC), Post-COVID Syndrome, Long COVID, Fatigue, Machine-Learning, elastic net regression, symptom trajectories