Sinaga, T. R.; Purba, S. D.; Purba, I. E.; Manurung, J.; Dachi, R. A.; Pardede, R. N. S. The Analysis of the Health Workers Roles in the Implementation of STBM Pillar I in the Work Area of the Sentosa Baru Public Health Center, Medan Perjuangan District, Medan City . JIKM 2025, 16.