- Levy LW, Regalado E, Navarrete S, Watkins RH: Bixin and norbixin in human plasma: determination and study of the absorption of a single dose of Annatto food color. Analyst. 1997 Sep;122(9):977-80. doi: 10.1039/a701304c. [PubMed:9374027 ]
- Levy LW, Regalado E, Navarrete S, Watkins RH: Bixin and norbixin in human plasma: determination and study of the absorption of a single dose of Annatto food color. Analyst. 1997 Sep;122(9):977-80. doi: 10.1039/a701304c. [PubMed:9374027 ]