Pulmonary fibrosis secondary to COVID-19: a narrative review - Tanni, Suzana Erico; Fabro, Alexandre Todorovic; Albuquerque, André de; Ferreira, Eloara Vieira Machado; Verrastro, Carlos Gustavo Yuji; Sawamura, Marcio Valente Yamada; Ribeiro, Sergio Marrone; Baldi, Bruno Guedes (Expert Review of Respiratory Medicine, 2021)