Susanti, R, Ari Yuniastuti, Muchamad Dafip, and Fidia Fibriana. 2022. “Correlation of Heavy Metals Cd, Cr, Cu, Hg, Pb, and Zn With Intestinal Bacteria in Anas Platyrhynchos L. Duck”. HAYATI Journal of Biosciences 29 (4), 459-67. https://doi.org/10.4308/hjb.29.4.459-467.