In contrast, HCoVs can also adapt to the intermediate host and even establish long-term endemicity.
Wagonjwa walioambukizwa HCoV-229E walionyesha dalili za homa ya kawaida, ikiwa ni pamoja na maumivu ya kichwa, kupiga chafya, uchovu na koo inayouma, huku joto jingi na kikohozi kikionekana katika visa 10~20%.