Agent (of Disease)
Definition
A factor, such as a microorganism, chemical substance,
or form of radiation, whose presence, excessive presence,
or (in deficiency diseases) relative absence is
essential for the occurrence of a disease.
Vitamins, keys of the healthy life
19 Nov, 2008 Public Health
Agent (of Disease)
Definition
A factor, such as a microorganism, chemical substance,
or form of radiation, whose presence, excessive presence,
or (in deficiency diseases) relative absence is
essential for the occurrence of a disease.