R. . Sabah, A. saad abbas F. F.Al-Kazazz, and . S. A. Al-Ameri, “Investigation on Glucose and levels of Zn and Cu in Sera of Iraqi Males addicted on Methamphetamine or Tramadol”, j. adv. sci. eng. technol., vol. 3, no. 2, pp. 52–63, Dec. 2021.