Incubation Time - The period of time between exposure to an infectious agent and the appearance of symptoms of the infection or disease it causes.⏎
Mortality - The number of deaths in a given time or place.⏎
Interferon - A type of protein produced by cells of the immune system that help keep viruses, bacteria, and cancer cells from growing.⏎
Immune System - The system of biological structures and processes that protects the body from foreign substances, including pathogens.⏎