Pratama, E. S.; Pratiwi, D. R.; Jupriadi, L. Effectiveness of Giving Loss of Rosella Tea on Decreasing Blood Pressure in Elderly Patients of Hypertension in Working Areas Puskesmas Sengkol Village Sengkol 2 District Pujut Regency of Central Lombok. J. Kesehat. Qamarul Huda 2019, 7, 1-4.