Kirsten Wittke

A prospective observational study of post-COVID-19 chronic fatigue syndrome following the first pandemic wave in Germany and biomarkers associated with symptom severity

Claudia Kedor, Helma Freitag, Lil Meyer‐Arndt et al. · Nature Communications · 2022 · 305 citations · Full text

Endothelial dysfunction and altered endothelial biomarkers in patients with post-COVID-19 syndrome and chronic fatigue syndrome (ME/CFS)

Milan Haffke, Helma Freitag, Gordon Rudolf et al. · Journal of Translational Medicine · 2022 · 263 citations · Full text

Antibodies to β adrenergic and muscarinic cholinergic receptors in patients with Chronic Fatigue Syndrome

Madlen Loebel, Patricia Grabowski, Harald Heidecke et al. · Brain Behavior and Immunity · 2015 · 240 citations · Full text

Immune Regulation, Immunology, Immune System +23

Initial presenting manifestations in 16,486 patients with inborn errors of immunity include infections and noninfectious manifestations

Julian Thalhammer, Gerhard Kindle, Alexandra Nieters et al. · Journal of Allergy and Clinical Immunology · 2021 · 161 citations · Full text

Vaccination, Primary Immunodeficiency, Maternal Immunization +12

Hand grip strength and fatigability: correlation with clinical parameters and diagnostic suitability in ME/CFS

Bianka Jäkel, Claudia Kedor, Patricia Grabowski et al. · Journal of Translational Medicine · 2021 · 109 citations · Full text