COVID-19 (Coronavirus disease 2019) is an infectious disease caused by a newly discovered virus that has been named “Severe Acute Respiratory Syndrome Coronavirus 2” (SARS - CoV-2). Corona virus disease 2019(17 November 2019) World Health Organization chief Tedros Adhanom Ghebreyesus human-to-human transmission caused by severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2)