3 ms·
Colds are a bit different because of how many different viruses cause them. SARS-CoV-2 is still a single virus for some definitions of "single" and "different."
by worker767424 5y ago
Colds are a bit different because of how many different viruses cause them. SARS-CoV-2 is still a single virus for some definitions of "single" and "different."