Extensive evidence has shown that SARS-CoV, MERS-CoV and SARS-CoV-2 originate from bats and are transmitted to humans through intermediate hosts.
Ushahidi uliotanda kote umeonyesha kwamba SARS-CoV, MERS-CoV na SARS-CoV-2 vina chimbuko kutoka kwa popo na vinasambazwa kwa binadamu kupitia wabebaji wa kati.