Alam, M. S. (2023) “N-acetylcysteine reduces severity and mortality in COVID-19 patients: A systematic review and meta-analysis”., Journal of Advanced Veterinary and Animal Research, 10(2), pp. 157–168. Available at: https://www.banglajol.info/index.php/JAVAR/article/view/80383 (Accessed: 19 September 2025).