Shalini Bhushan, and Sunita Singhal. “Oral Labetalol Verses Oral Nifedipinein Hypertensive Disorders of Pregnancy- A Comparative Study”. Asian Journal of Medical Research 8, no. 3 (October 14, 2019): OG19-OG21. Accessed April 28, 2026. https://www.aijournals.com/index.php/ajmr/article/view/1041.