Salampuria, Sharda. “Comparison of Safety and Efficacy of Intravenous Magnesium Sulphate and Oral Nifedipine in Treatment of Preterm Labour”. Journal of Biomedical and Pharmaceutical Research 8, no. 4 (August 30, 2019). Accessed June 17, 2026. http://www.jbpr.in/index.php/jbpr/article/view/1293.