1. “A Chain Only as Strong as Its Weakest Link”: An Up-to-Date Literature Review on the Bidirectional Interaction of Pulmonary Fibrosis and COVID-19
   Radu Crisan-Dabija et al, 2020, Journal of Proteome Research CrossRef
2. Angiotensin-Converting Enzyme 2 (ACE2) in the Context of Respiratory Diseases and Its Importance in Severe Acute Respiratory Syndrome Coronavirus 2 (SARS-CoV-2) Infection
   Enrique Ambrocio-Ortiz et al, 2021, Pharmaceuticals CrossRef
3. COVID-19 and the gastrointestinal tract: source of infection or merely a target of the inflammatory process following SARS-CoV-2 infection?
   Jacopo Troisi et al, 2021, World Journal of Gastroenterology CrossRef