1. The recent trend in breastfeeding;Martinez;Pediatrics,1979
2. 1980 Update: The recent trend in breastfeeding;Martinez;Pediatrics,1981
3. Collaborative study of atomic absorption spectrophotometric method for determining zinc in foods;Rogers;J AOAC,1968
4. Zinc in selected hospital diets. Comparison of analysis vs. calculation;Brown;J Am Diet Assoc,1976
5. Assessment of inorganic nutrient intake from self-selected diets;Wolf,1981