Association between severity of COVID-19 symptoms and habitual food intake in adult outpatients.By Elihud Salazar-Robles, Kourosh Kalantar-Zadeh, Humberto Badillo, Martín Calderón-Juárez, Cesar Alberto García-Bárcenas, Pedro Daniel Ledesma-Pérez, Abel Lerma and Claudia Lerma