A. I. Umar, U. U. Babuga, S. W. Hassan, S. I. Husaina, H. I. Namaki, and Y. Sarkin Gobir, “Serum Zinc, Copper, and Iron Levels Correlate with Slc39a14 Gene Expression in Pregnant Women Attending a Specialist Hospital in Sokoto, Nigeria”, USci, vol. 4, no. 3, pp. 289–295, Sep. 2025, doi: 10.56919/usci.2543.029.