Nurhasana, Renny, Ni Made Shellasih, Danty Novitasari, and Suci Puspita Ratih. “Santri’s Perception of Cigarettes on Smoking Behavior in Lirboyo Islamic Boarding School, East Java”. Jurnal Profesi Medika : Jurnal Kedokteran dan Kesehatan 14, no. 1 (April 22, 2020). Accessed May 6, 2024. https://ejournal.upnvj.ac.id/JPM/article/view/1590.