1. Enrichment and fortification of foods in Latin America;Chopra;Am. J. Pub. Health,1974
2. The human requirement of vitamin D;Jeans,1939
3. Enrichment of Flour and Bread, A history of the movement;Wilder,1947
4. The philosophy of food fortification;Nelson;J. Am. Dietet. Assn.,1954
5. Summary of a Conference: Iodine nutriture in the United States,1970