Hikmah, Noor, and Hanny Maria Caesarina. 2021. “Utilization of Natural Plants As Herbal Drinks to Increase Immunity in Tanjung Pagar Village”. Prosiding Pengembangan Masyarakat Mandiri Berkemajuan Muhammadiyah (Bamara-Mu) 1 (1):751-58. https://proceeding.mbunivpress.or.id/index.php/bamara/article/view/31.