K. S. Panchangam Nivarthi, “How Privacy-Enhanced Technologies (Pets) are Transforming Digital Healthcare Delivery”, ASRJETS-Journal, vol. 90, no. 1, pp. 351–361, Nov. 2022, Accessed: Oct. 19, 2025. [Online]. Available: https://asrjetsjournal.org/American_Scientific_Journal/article/view/8268