Akizuki, Kazunori, Yuki Echizenya, Tatsuya Kaneno, and Yukari Ohashi. “Usefulness of an Unstable Board Balance Test to Accurately Identify Community-Dwelling Elderly Individuals With a History of Falls”. Journal of Rehabilitation Medicine 51, no. 1 (November 6, 2018): 71–76. Accessed February 25, 2025. https://medicaljournalssweden.se/jrm/article/view/9438.