Mohsen Hamza Bakr, Atiaf Nams Hassan (2022) “Spectrophotometric Determination of Allopurinol by Oxidative Coupling Reaction Using 2-Nitrophenol Reagent in the Presence of N-Bromosuccinimide”, Pakistan Journal of Medical & Health Sciences, 16(06), p. 814. doi: 10.53350/pjmhs22166814.