Coronavirus disease (COVID-19) caused by SARS-CoV-2 is a new single-stranded RNA virus with respiratory system proclivity and epithelial cell. This novel infectious disease originated in Wuhan, China in December, 2019 and has spread to many countries with the total number of confirmed cases put at 20,259,579 cases as of 12th August, 2020. It is transmitted from human-to-human via droplets. When an infected person coughs or sneezes, these droplets find their way into the mouth or nostrils of another person that is within a close range. Alternatively it can be contracted by touching infected hard surfaces and using the same hands to touch the mouth, nose and eye(s).
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Bernard et al. (2020) studied this question.
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