@article{seiji maeda2021between,
  title={Relationship between serum testosterone concentration and microvascular endothelial function in Japanese men},
  author={hiroshi kumagai,asako zempo-miyaki,toru yoshikawa,kanae myoenzono,koichiro tanahashi,nobuhiko akazawa,seiji maeda},
  journal={Journal of Men's Health},
  volume={17},
  number={2},
  pages={64--69},
  doi = {10.31083/jomh.2021.013},
  year={2021}
}