Chan A, Leny L, Marlina T, Diana V. Hand Sanitizer Gel Formulation of Betel (Piper betle L.) Leaf Ethanol Extract and Utilization of Pineapple Skin Ethanol Extract (Ananas comosus L.) Againts the Bacteria Staphylococcus aureus. journal-jps.com [Internet]. 12Dec.2022 [cited 7Sep.2024];5(2):451-63. Available from: https://journal-jps.com/index.php/jps/article/view/163