Sofyan, S., Azzam, R., & Mustikasari, M. (2020). Effect of Breathing Nostril and Back Massage On Blood Pressure Reduction in Hypertension Patients in The Working Area of Hospital Pertamina Jaya. STRADA : Jurnal Ilmiah Kesehatan, 9(2), 1396–1402. https://doi.org/10.30994/sjik.v9i2.484