Plasma vitamins C, E, retinol and carotene were measured in 1971-1973 in 2,974 men working in Basel Switzerland. In 1990, the vital status of all participants was assessed. A total…
We studied the relation of serum vitamin A (retinol), beta-carotene, vitamin E, and selenium to the risk of lung cancer, using serum that had been collected during a large blood-collection…
The relation between the dietary intake of vitamins E, C, and A (estimated by a 24-hour recall) and lung cancer incidence was examined in the First National Health and Nutrition…
Thousands of studies in medical and nutritional literature describe the importance of having appropriate vitamins and minerals in our diets. All of us have requirements for these substances and we…