Astuti, R. D.; Simamora, S.; Tedi, ,; Taswin, M. Formulation and Evaluation of Patch Preparations for Respiratory Relief from a Blend of Extracts and Essential Oils of Ginger Rhizome. J. Drug Delivery Ther. 2022, 12 (4), 64-67. https://doi.org/10.22270/jddt.v12i4.5448.