Analysis of Dexamethasone Herbal Medicine for Aches and Pains in Lubuk Pakam using the Spectrophotometric Method. jisk [Internet]. 2023 Apr. 30 [cited 2025 Apr. 4];4(1):15-9. Available from: https://ejournal.sumateraconnect.or.id/index.php/jisk/article/view/58