Sanfilippo, Filippo, and Claudio Pacchierotti. “A Wearable Haptic System for the Health Monitoring of Elderly People in Smart Cities”. International Journal of Online and Biomedical Engineering (iJOE) 14, no. 08 (August 30, 2018): pp. 52–66. Accessed July 18, 2024. https://online-journals.org/index.php/i-joe/article/view/8571.