1. Seven Countries: a Multivariate Analysis of Death and Coronary Heart Disease;Keys,2016
2. Advanced analysis of nutraceuticals;Bernal;J. Pharm. Biomed. Anal.,2011
3. Vitamins in Foods. Analysis, Bioavailability, and Stability;Ball,2006
4. The chemistry of vitamin A, in: food and nutritional components;Gentili,2012
5. Separation and quantitation of retinyl esters and retinol by high performance liquid chromatography;Ross;Methods Enzymol.,1986