Afni, A. A.; Simangunsong, P. M. J.; Hartono, H.; Syahputra, A. D.; Meliala, A. F. P.; Siregar, L.; Alponso, R. Hypertension Knowledge, Preventive Behaviors, and Primary Care Integration Among Patients at Medan Johor Community Health Center. BKKP 2026, 5.