Syarah, Emelia Mei, and Arif Ganda Nugroho. 2021. “Education of Cough and Sneeze Ethics in Public”. Prosiding Pengembangan Masyarakat Mandiri Berkemajuan Muhammadiyah (Bamara-Mu) 1 (1):493-98. https://proceeding.mbunivpress.or.id/index.php/bamara/article/view/235.