Protocol for a Type 3 hybrid effectiveness-implementation cluster randomized trial to evaluate multi-ethnic, multilevel strategies and community engagement to eliminate hypertension disparities in Los Angeles County. - Takada S; Wali S; Park N; Sadia A; Weldon AR; Liang LJ; Vassar SD; Carson SL; Dopp AR; Korn AR; Hamilton AB; Mittman BS; et al. (Implementation science : IS, 2025)