THE RELATIONSHIP BETWEEN EXPOSURE TO SECONDHAND SMOKE IN ENCLOSED SPACES AND SMOKING BEHAVIOR AMONG THE ELDERLY IN INDONESIA: HUBUNGAN PAPARAN ASAP ROKOK PASIF DI RUANG TERTUTUP DENGAN PERILAKU MEROKOK PADA LANSIA DI INDONESIA. (2026). Jurnal Kesehatan Hesti Wira Sakti, 14(1), 77-88. https://doi.org/10.47794/jkhws.v14i1.90