Patonah, S.; Mulyani, S.; Septiyan Nawang Wulan, W. STUDY OF THE CAUSES OF ELDERLY INVOLVEMENT IN COVID-19 VACCINE IN BANJAREJO VILLAGE, BOJONEGORO DISTRICT, BOJONEGORO REGENCY : STUDY OF THE CAUSES OF ELDERLY INVOLVEMENT IN COVID-19 VACCINE IN BANJAREJO VILLAGE, BOJONEGORO DISTRICT, BOJONEGORO REGENCY . JURNIKES 2025, 4, 28-36.