SARS-CoV-2 and Chlamydia pneumoniae co-infection: A review of the literature María Celia Frutos; Javier Origlia; María Lucia Gallo Vaulet; María Elena Venuta; Miriam Gabriela García; Rita Armitano; Lucía Cipolla; María Julia Madariaga; Cecilia Cuffini; María Estela Cadario;

Endemic coronavirus in children and adults with acute respiratory infection before the COVID-19 pandemic Raquel Jara; Dafne Santos; Noelia Soledad Reyes; Eliana Hermida; Alejandro Seoane; Martin Ypas; Gisela Andres; Marcela Echavarría;

COVID-19 associated with disseminated histoplasmosis in a kidney transplant patient Ivana Maldonado; María Elisa Elisiri; Liliana Fernández-Canigia; Ana Victoria Sánchez; Liana López; Adriana I. Toranzo; Cecilia López-Joffre; Sol González-Fraga; Cristina Elena Canteros;