Daniel France Risa H, and David Kevin Graham Lesnussa. “The Efficacy of Pharmacological Interventions in Pulmonary Arterial Hypertension (WHO Group 1): A Systematic Review of Randomized Controlled Trials”. The International Journal of Medical Science and Health Research, vol. 16, no. 8, Sept. 2025, pp. 73-111, https://doi.org/10.70070/hkydpg25.