Lubis, A. R., and R. A. Muzasti. “The Relationship Between Obstructive Sleep Apnea (OSA) and Adherence of Antihypertensive Consumption in Regular Hemodialysis Patient”. Sumatera Medical Journal, vol. 2, no. 2, Aug. 2019, pp. 96 - 103, doi:10.32734/sumej.v2i2.758.