Myocarditis causes 17,000 deaths/Yr worldwide. Causes include A) iatrogenic/autoimmune: checkpoint inhibitors & gene therapy; B) High income countries: parvo B19, herpesvirus 6; C) low income: dengue, HIV, malaria and Trypanosoma cruzi (Chagas disease) https://t.co/en4OnhWPda https://t.co/urwkjlVeg6