Proton magnetic resonance spectroscopy and ultrasound for hepatic fat quantification - Mehta, SR; Thomas, EL; Patel, N; Crofton, ME; McCarthy, J; Eliahoo, J; Morin, SX; Fitzpatrick, J; Durighel, G; Goldstone, AP; Johnston, DG; Bell, JD; et al. (HEPATOLOGY RESEARCH, 2010)