Formulation Of Ointment From Extract Combination Of Lemongrass (Cymbopogon nardus L. Rendle), Green Betel Leaf (Piper betle L.) And Natural Zeolite As An Antibacterial Agent. Biota [Internet]. 2020 Aug. 31 [cited 2025 Apr. 18];6(2):92-9. Available from: https://jurnal.radenfatah.ac.id/index.php/biota/article/view/6363