Takeyama, Yuki, and Katsunori Fujii. “Construction of Health Care Indicators for Elderly Males Based on Phase Angle”. European Journal of Applied Sciences 10, no. 1 (January 17, 2022): 57–67. Accessed February 4, 2026. https://www.journals.scholarpublishing.org/index.php/AIVP/article/view/11534.