High Prevalence of Alternative Diagnoses in Children and Adolescents with Suspected Long COVID—A Single Center Cohort Study. - Goretzki, Sarah C.; Brasseler, Maire; Dogan, Burcin; Hühne, Tom; Bernard, Daniel; Schönecker, Anne; Steindor, Mathis; Gangfuß, Andrea; Della Marina, Adela; Felderhoff-Müser, Ursula; Dohna-Schwake, Christian; Bruns, Nora (Viruses (1999-4915), 2023)