Dr. Pradeep Kiran Pachandi and Dr.Anisha G, “BERAPROST EFFICACY AND SAFETY IN PULMONARY ARTERIAL HYPERTENSION: A RANDOMIZED, CONTROLLED TRIAL”, J Popl Ther Clin Pharmacol, vol. 27, no. 4, pp. 202–209, Dec. 2020, doi: 10.53555/z1nzw674.