article 2021 6 pages Comparisons Between Serum Levels of Hepcidin and Leptin in Male College-Level Endurance Runners and Sprinters Shinsuke Nirengi, Hirokazu Taniguchi, Aya Ishibashi, Mami Fujibayashi, Nao Akiyama, Kazuhiko Kotani, Kengo Ishihara, Naoki Sakane JournalFrontiers in NutritionDOI10.3389/fnut.2021.657789Publication typeOriginal ResearchStudy typecross-sectional studyPopulationmale college-level athletes View on DOI ↗