Athinarayanan, Shaminie, Rongrong Wei, Min Zhang, Shaochun Bai, Maret G Traber, Katherine Yates, Oscar W Cummings et al. 2014. Genetic Polymorphism of Cytochrome P450 4f2, Vitamin E Level and Histological Response In Adults and Children with Nonalcoholic Fatty Liver Disease Who Participated In Pivens and Tonic Clinical Trials. : Public Library of Science.