Administration of melatonin during chemotherapy may prevent some chemotherapy-induced side effects, particularly myelosuppression and neuropathy. Oncologists often prescribe drugs (Leukine) that work in a similar way as melatonin to protect the immune system.
Definition: Mortality is incidence of death in a population. It is measured in various ways, often by the probability that a randomly selected individual in a population at some date and location would die in some period of time. Contrast to morbidity. Terms related to Mortality: 1  Morbidity. 2  Reinsurance.  Indemnity.
In civilian usage, a casualty is a person who is killed, wounded or injured by some event, and is usually used to describe multiple deaths and injuries due to violent incidents or disasters. Casualties is sometimes misunderstood to mean fatalities, but non-fatal injuries are also casualties. 1 Military usage.