Sinaga, Giovanni Maria, and Evelin Malinti. “Effects of Diaphragmatic Breathing Exercise on Blood Pressure and Heart Rate in Prehypertensive Clients at Universitas Advent Indonesia”. 11th International Scholars Conference 6, no. 1 (October 29, 2018): 60. Accessed April 19, 2025. https://jurnal.unai.edu/index.php/isc/article/view/1325.