chapter 1. Overview of nutritional epidemiology -- chapter 2. Foods and nutrients / Walter Willett and Laura Sampson -- chapter 3. Nature of variation in diet -- chapter 4. 24-hour recall and diet record methods / Tom Baranowski -- chapter 5. Food frequency methods -- chapter 6. Reproducibility and validity of food-frequency questionnaires / Walter Willett and Elizabeth Lenart -- chapter 7. Recall of remote diet -- chapter 8. Biochemical indicators of dietary intake / Rob M. Van Dam and David Hunter -- chapter 9. Anthropometric measures and body composition / Walter Willett and Frank Hu -- chapter 10. Assessment of physical activity in nutritional epidemiology / Frank Hu -- chapter 11. Implications of total energy intake for epidemiologic analyses -- chapter 12. Correction for the effects of measurement error -- chapter 13. Issues in analysis and presentation of dietary data -- chapter 14. Genetics in dietary analyses -- chapter 15. Nutrition monitoring and surveillance / Tim Byers and Rebecca L. Sedjo -- chapter 16. Policy applications -- chapter 17. Vitamin A and lung cancer / Walter Willett and Graham Colditz -- chapter 18. Dietary fat and breast cancer -- chapter 19. Diet and coronary heart disease / Walter Willett and Meir Stampfer -- chapter 20. Folic acid and neural tube defects / Walter C. Willett and Elizabeth Lenart -- chapter 21. Future research directions
