Fatima, Areej, Fatima Muqaddas, Saba Munir, Nidaa Harun, Fouzia Tanvir, Yasir Nawaz, Misbah naz, et al. “Bioactive Potential of Copper and Chromium Doped Manganese Oxide Nanoparticles”. History of Medicine 10, no. 2 (April 30, 2024): 981–997. Accessed September 13, 2025. http://www.historymedjournal.com/index.php/medicine/article/view/955.