Case Report: the challenge for diagnosis of myocarditis and transplant rejection after COVID infection in a heart-transplanted adolescent - Pegado, Helio Milani; Siqueira, Adailson; Navarajasegaran, Joshua; Benvenuti, Luiz Alberto; Castro, Claudia Regina Pinheiro; Arrieta, Santiago Raul; Gutierrez, Paulo Sampaio; Dolhnikoff, Marisa; Aiello, Vera Demarchi; Jatene, Marcelo Biscegli (Transplantation proceedings, 2023)