1. The fate of caffeine in man and a method for its estimation in biological material;Axelrod;J. Pharmocol. Exp. Ther.,1953
2. The effect of caffeine on free fatty acids;Bellet;Arch. Intern. Med.,1965
3. Xanthines, tannins, and sodium in coffee, tea and cocoa;Martinek;J.A.M.A.,1955
4. Instant and decaffeinated coffee;Wolman;J.A.M.A.,1955
5. Unesterified fatty acid in human blood plasma: II. Transport function of unesterified fatty acid;Gordon;J. Clin. Invest.,1957