- This document is part of "The Notebook of Food and Food Safety Information," produced by the North Carolina Cooperative Extension Service. It was originally produced in 1992 and was revised in 1997.
- Angela M. Fraser, Ph.D., Food Safety Specialist and Carolyn J. Lackey, Ph.D., R.D., Department Extension Leader, Family and Consumer Sciences, Foods and Nutrition, Box 7605, North Carolina State University, Raleigh, NC, 27695-7605.
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