Dhany, Umi Rahma, et al. “Utilization of Herbal Herbs for Health to Increase Body Immunity During the Covid-19 Pandemic In Kraksaan District, Probolinggo Regency, East Java Province”. Empowerment Society, vol. 5, no. 1, Feb. 2022, pp. 16-21, doi:10.30741/eps.v5i1.816.