Kurdi, Fahruddin, Muhammad Musyafa Fakhurohman Sunaryo, Firda Romadhonia, Diah Ayuningrum Amini, and Khoirul Ramadhan. 2022. “CERDIK Behavior in Elderly With Hypertension During the COVID-19 Pandemic: Perilaku ‘CERDIK’ Pada Lansia Dengan Hipertensi Selama Pandemi COVID-19”. Jurnal Kesehatan Komunitas Indonesia 2 (1). Jombang, Indonesia:42-56. https://doi.org/10.58545/jkki.v2i1.2.