Any of a group of variables, such as specific disease agents and environmental factors, that directly or indirectly influence the frequency or distribution of a disease.
DDFRead more in this article about some frequently asked questions and fun facts related to our definitions.
smackerooRead more in this article about some frequently asked questions and fun facts related to our definitions.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.