Frianto, Dedy, et al. “Review Article : Analisis Efektifitas Biaya Terapi Kombinasi Insulin Dan Obat Hipoglikemia Oral Pada Pasien Diabetes Melitus Tipe 2 Rawat Jalan Di Rumah Sakit ”. Innovative: Journal Of Social Science Research, vol. 3, no. 2, June 2023, pp. 8982-8, https://j-innovative.org/index.php/Innovative/article/view/1469.