Antimicrobial Activity of Turmeric, Ginger, and Galangal Rhizome Ethanol Extracts in Combination Using the Checkerboard Method. JB [Internet]. 2023 Nov. 30 [cited 2025 Aug. 29];3(3):139-48. Available from: https://www.journalborneo.com/index.php/jb/article/view/108