Convalescent plasma treatment for early post‐kidney transplant acquired COVID‐19. Issue 4 (20th July 2021) - Kluger, Malte A.; Czogalla, Jan; Schmidt‐Lauber, Christian; Peine, Sven; Schmiedel, Stefan; Bangert, Katrin; Kluge, Stefan; Huber, Samuel; Puelles, Victor G.; Fischer, Lutz; Huber, Tobias B.; Grahammer, Florian