Co Vid 19, Coronavirus, Sarscov2, Health, Epidemiology.
infectious secretions (sputum, serum, blood, and respiratory droplets) Depending on environmental and population conditions, the reproductive number (R0, pronounced “R-naught”) according to the WHO is likely between 2.0 and 2.5. Meaning, on average an infected person spreads it to 2.0–2.5 other