Salampuria S. Comparison of Safety and Efficacy of Intravenous Magnesium Sulphate and Oral Nifedipine in Treatment of Preterm Labour. JBPR [Internet]. 2019Aug.30 [cited 2026Jun.17];8(4). Available from: http://www.jbpr.in/index.php/jbpr/article/view/1293