Increasing immunity during the COVID-19 pandemic by strengthening the effects of clean and healthy life behavior (PHBS) and vegetable eating movement (Germasur) education on Omah Berkah Orphanage Children, Grabag, Magelang Regency. Community Empower [Internet]. 2021 Aug. 16 [cited 2026 Sep. 30];6(8):1527-33. Available from: https://coba.unimma.ac.id/ce/article/view/5212