Dubey, Rupal, and Umadoss Pothuvan. “Transdermal Patches: An Emerging Mode of Drug Delivery System in Pulmonary Arterial Hypertension”. Journal of Drug Delivery and Therapeutics, vol. 11, no. 4-S, Aug. 2021, pp. 176-8, https://doi.org/10.22270/jddt.v11i4-S.4925.