Mutiarsih, T., Khuzaini, K., & Artiningsih , D. W. (2025). Analysis of the Appropriateness of Standard Lunch Portion for Diabetes Mellitus Patients in Class 3 Wards at Ulin Regional General Hospital, Banjarmasin. International Journal of Economics Studies, 2(1), 40–48. https://doi.org/10.59613/ijes.v2i1.7