Stevens June, Truesdale Kimberly P
Department of Nutrition, School of Public Health, University of North Carolina, Chapel Hill, North Carolina.
Department of Epidemiology, School of Public Health, University of North Carolina, Chapel Hill, North Carolina.
J Gastrointest Surg. 2003 May-Jun;7(4):438-442. doi: 10.1016/S1091-255X(03)00046-5.