A. Abrahem, Sarra, and Khaleda H. Al-Saidi. “Determination of Sulfamethoxazole in Pure and Pharmaceutical Samples by Using Direct Method for Calibration Curve of Normal Spectrum of UV-Spectrophotometry”. Al-Nahrain Journal of Science 23, no. 4 (November 30, 2020): 1-4. Accessed March 5, 2021. https://anjs.edu.iq/index.php/anjs/article/view/2344.