Sharma, A., P. Kaur, V. Kumar, and K. D. Gill. “Attenuation of 1-Methyl-4-Phenyl-1, 2,3,6-Tetrahydropyridine Induced Nigrostriatal Toxicity in Mice by N-Acetyl Cysteine”. Cellular and Molecular Biology, vol. 53, no. 1, Apr. 2007, pp. 48-55, https://mail.cellmolbiol.org/index.php/CMB/article/view/1104.