E. Y. Aritonang, S. M. Sarumpaet, and .-. Syarifah, “The Behavior of TB-DM Patients in Controlling Blood Sugar Concentration in Medan City Community Health Center”, Int. J. Adv. Sci. Eng. Inf. Technol., vol. 11, no. 5, pp. 1884–1889, Oct. 2021.