Ramadhini, D., Y. F. Siregar, and S. . “The Factors Related to Hypertension in the Elderly in Simataniari Health Center, Angkola Sangkunur District in 2018”. Jurnal Kesehatan Ilmiah Indonesia / Indonesian Health Scientific Journal, vol. 4, no. 2, Dec. 2019, pp. 16-21, doi:10.51933/health.v4i2.163.