Kodavali, Lakshmi Narayana, and Sathiyamurthy Kuppuswamy. “Adaptation of Blockchain Using Ethereum and IPFS for Fog Based E-Healthcare Activity Recognition System”. Trends in Sciences 19, no. 14 (July 3, 2022): 5072. Accessed April 9, 2026. https://tis.wu.ac.th/index.php/tis/article/view/5072.