Huaysrichan, Warintra, Parichat Prachaney, Bunkerd Kongyingyoes, Upa Kukongviriyapan, Arunporn Itharat, and Patchareewan Pannangpetch. 2017. “Hibiscus sabdariffa Linn. calyx extraction and Gallic acid improving cardiac diastolic dysfunction in high fat diet-STZ-induced type 2 diabetic rats”. Asia-Pacific Journal of Science and Technology 22 (2):APST-22. https://doi.org/10.14456/apst.2017.10.