Mutiarsih, T. et al. 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 (Aug. 2025), 40–48. DOI:https://doi.org/10.59613/ijes.v2i1.7.