I. G. Araújo and A. C. L. N. de Morais, “Fusion of the new coronavirus (SARS-CoV-2) in human cells: the role of Angiotensin-Converting Enzyme 2 (ECA2) and Transmembrane Serine Protease 2 (TMPRSS2)”, IAJMH, vol. 3, May 2020.