Khatri, R. K., P. Sethi, and S. Ujawal. “Perioperative Hemodynamic Response and Vasopressor Requirement During Spinal Anesthesia for Cesarean Section in Healthy and Severe Preeclamptic Parturients: A Prospective Cohort Comparison”. Anaesthesia, Pain & Intensive Care, Jan. 2019, pp. 152-6, https://mail.apicareonline.com/index.php/APIC/article/view/409.