All are true for Coronaviruses (SARS-CoV-2) except:

A The median incubation period is 5.1 days (range 2-14 days).
B Most patients with COVID-19 predominantly have a respiratory tract infection associated with SARS-CoV-2 infection.
C Older Age( more than 60 years) is a not a risk factor.
D Virus has been shown to use the angiotensin-converting enzyme 2 (ACE2) receptor for cell entry.



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