Hayat, A. Q. “Impact of Thyroid Hormones Disrupting Potential of Environmental Polychlorinated Biphenyls and Heavy Metals on Brain Functions: A Review Article”. Life Science Journal of Pakistan, vol. 2, no. 1, July 2020, pp. 20-28, https://ojs.bdtopten.com/lifesciencejournalpk/index.php/lsjp/article/view/30.