Efficacy and tolerability of a third dose of an mRNA anti-SARS-CoV-2 vaccine in patients with rheumatoid arthritis with absent or minimal serological response to two previous doses. (January 2022) - Schmiedeberg, Kristin; Vuilleumier, Nicolas; Pagano, Sabrina; Albrich, Werner C; Ludewig, Burkhard; Kempis, Johannes von; Rubbert-Roth, Andrea