Ar-Razy, Achmad Fikri Zakaria, and Anis Ika Nur Rohmah. 2025. “The Combination of Slow Deep Breathing (SDB) and Progressive Muscle Relaxation (PMR) to Reduce Blood Pressure in Hypertension Patients: A Case Study”. Lentera Perawat 6 (4):603-10. https://doi.org/10.52235/lp.v6i4.598.