著者名,論文名,雑誌名,ISSN,出版者名,出版日付,巻,号,ページ,URL,URL(DOI) Kazuki Nishimura and Akira Yoshioka and Terumasa Takahara,"Relationship among first heart sound amplitude, double product and cardiac parasympathetic nervous system modulation during graded exercise",Advances in exercise and sports physiology,13403141,Tsukuba : Japan Society of Exercise and Sports Physiology,2011-03,16,4,117-122,https://cir.nii.ac.jp/crid/1520009409933319168,