Demographic, epidemiological and clinical profile of patients with post-COVID syndrome followed at a teaching hospital in Brazil João Paulo Borges de Melo; Alex Eduardo da Silva; Leandro Resende Yamamoto; Taciana Fernandes Araújo Ferreira; Gustavo José Luvizutto; Fernando Freitas Neves; Kelly Cristina Santos; Roger Lopes Batista; Isabel Cunha Santos; Francielle Schiavoni; Mario León Silva-Vergara;

Navigating the waves in Colombia: a cohort study of inpatient care during four COVID-19 waves David E. Rebellón-Sánchez; Tania M. Guzmán; Sarita Rodriguez; Julio Llanos-Torres; Daniela Vinueza; Eric Tafurt; Estefanía Beltrán; Álvaro Martínez; Fernando Rosso;

Pulmonary function and exercise capacity six months after hospital discharge of patients with severe COVID-19 Jessica Polese; Alessandro Demoner Ramos; Isac Ribeiro Moulaz; Larissa Sant'Ana; Bárbara Sthefany de Paula Lacerda; Cinthia Eduarda Santos Soares; Karen Evelin Monlevade Lança; Beatriz Paoli Thompson; Germano Paulo Barbosa Júnior; Isabella Izaita Polese Pinto; José Geraldo Mill;