Wardani, Yunira, et al. “Subchronic Toxicity Test of Purple Leaves Ethanol Extract (PLEE) on the Histopathological Picture of the Pancreas of Wistar Rats”. Jurnal Penelitian Pendidikan IPA, vol. 10, no. 6, June 2024, pp. 3325-33, doi:10.29303/jppipa.v10i6.8069.