SIMAMORA, Asnil Adli; SAGALA, Nanda Suryani. Efektivitas Pendidikan Kesehatan dengan Pendekatan Health Belief Model terhadap Pengetahuan Lansia Tentang Covid-19 : The Effectiveness of Health Education With the Health Belief Model Approach to Elderly Knowledge About Covid-19. Media Publikasi Promosi Kesehatan Indonesia, [S. l.], v. 4, n. 4, p. 470–474, 2021. DOI: 10.56338/mppki.v4i4.1914. Disponível em: https://jurnal.unismuhpalu.ac.id/index.php/MPPKI/article/view/1914. Acesso em: 8 oct. 2026.