ElBialy, Aida, Samira Ahmed, Sawsan Hamed, and Eman Abd El Aziz. “Concentration of Some Heavy Metals in Egyptian Human Hair”. International Journal of Basic and Applied Sciences 3, no. 4 (October 2, 2014): 414–419. Accessed April 28, 2024. https://www.sciencepubco.com/index.php/ijbas/article/view/3375.