Sukhumal Sanpaung. (2000) Perceived benefits, perceived barriers and nutritional behaviors of the elderly with diabetes mellitus. Mahidol University,:ม.ป.ท.Sukhumal Sanpaung. 2000. Perceived benefits, perceived barriers and nutritional behaviors of the elderly with diabetes mellitus. ม.ป.ท.:Mahidol University,;Sukhumal Sanpaung. Perceived benefits, perceived barriers and nutritional behaviors of the elderly with diabetes mellitus. ม.ป.ท.:Mahidol University, 2000. Print.