Sookvanichsilp, N., W. Panintrarux, S. Suksathan, and S. Rattanajarasroj. “Reproductive Effects of Pyridoxal Isonicotinoyl Hydrazone in Rats: Effects on Estrus Cycle and Implantation”. Journal of Basic and Applied Pharmacology, July 2015, pp. 45-48, https://li01.tci-thaijo.org/index.php/JBAP/article/view/37177.