suriya, natthawut, Deeprom, K., Teemueagsa, W., Chaithawatwibun, A. and karunan, kholid 2025. Factors Affecting the HbA1c among Older Adults with Type 2 Diabetes Mellitus in Muang District Mahasarakham Province. Princess of Naradhiwas University Journal. 17, 2 (May 2025), 208–224.