Glossary
  
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V
Vaccines A substance which contains a modified harmless form of a virus or a bacterium, and which is given to a person to stimulate an immune response to prevent them from getting the disease which the virus or bacterium causes.
Vitamin Organic substances essential in small amounts for normal growth and activity of the body and obtained naturally from plant and animal foods.

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For further information please contact NICUS (nicus@sun.ac.za) or a dietitian registered with the Health Professions Council of South Africa.