Agent 15 : Medicine. Any substance, force, organism or influence that affects the body, a part of the body, or any of its functions. The effects may be beneficial or harmful
Industrial Accident Prevention Association (IAPA), Centre for Health & Safety Innovation, Glossary of Occupational Health & Safety Terms, Ontario, Canada 2007. http://www.iapa.ca/pdf/iapa_glossary.pdf, (Occupn Hlth and Sfty - Canad) {93}