1. Improvement of humoral immunity by repeated dose-intensified COVID-19 vaccinations in primary non- to low-responders and B cell deficient rheumatic disease patients. Issue 135 (February 2023) Authors: ten Hagen, Alexander; Hermann, Sandra; Habermann, Elisa; Frommert, Leonie Maria; Arumahandi de Silva, Amanthi Nadira; Scholz, Veronika; Ghannam, Khetam; Klotsche, Jens; Zernicke, Jan; Alexander, Tobias; Burmester, Gerd-R.; Albach, Fredrik N.; Biesen, Robert Journal: Journal of autoimmunity Issue: Issue 135(2023) Page Start: Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗