1. Meskó, B., Drobni, Z., Bényei, É., Gergely, B., Győrffy, Z.: Digital health is a cultural transformation of traditional healthcare. Mhealth 3 (2017)
2. Sahi, M.A., et al.: Privacy preservation in e-healthcare environments: state of the art and future directions. IEEE Access. 30(6), 464–478 (2017)
3. Munirathinam, T., Ganapathy, S., Kannan, A.: Cloud and IoT based privacy preserved e-Healthcare system using secured storage algorithm and deep learning. J. Intell. Fuzzy Syst. 39(3), 3011–3023 (2020)
4. Mustafa, M., Alshare, M., Bhargava, D., Neware, R., Singh, B., Ngulube, P.: Perceived security risk based on moderating factors for blockchain technology applications in cloud storage to achieve secure healthcare systems. Comput. Math. Methods Med. 19, 2022 (2022)
5. Dhillon, A., Singh, A.: Machine learning in healthcare data analysis: a survey. J. Biol. Today’s World. 8(6), 1 (2019)