Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) Mitsuo Kitaka,The QT Interval in Normal Children and Students,日本循環器学誌 = Japanese circulation journal : official journal of the Japanese Circulation Society,00471828,京都 : 日本循環器学会,1978-01,42,1,p57-59,https://cir.nii.ac.jp/crid/1520853835506757376,