@article{202303.0017, doi = {10.20944/preprints202303.0017.v1}, url = {https://doi.org/10.20944/preprints202303.0017.v1}, year = 2023, month = {March}, publisher = {Preprints}, author = {Miki Sato and Ryuichi Tanioka and Feni Betriana and Kyoko Osaka and Yueren Zhao and Tetsuya Tanioka and Akira Takahashi}, title = {Characteristics of Sleep and Autonomic Activity in Active Older Adults Based on Metabolic Age: A Case Report}, journal = {Preprints} }