Gusdani Harahap, W, and A Nurwahyuni. 2019. “Factors Related to the Incidence of Hypertension Among Prospective Pilgrims in Medan, Indonesia During Embarkation Period 2016”. KnE Life Sciences 4 (10), 261–268. https://doi.org/10.18502/kls.v4i10.3728.