1. Key to carotenoids,1987
2. Dietary intake of carotenes and the carotene gap;Lachance;Clin. Nutr.,1988
3. Nutritional blindness: xerophthalmia and keratomalacia;Sommer,1982
4. Function;Krinsky,1971
5. Photobiology of carotenoid protection;Krinsky,1982