Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) Xu Min and Xiong Feng and Zhang Lijuan and Wang Shuzhen,Hemangioma Mimicking Left Atrial Mass in the Posterior Mediastinum,International Heart Journal,1349-2365,International Heart Journal Association,2021-03-30,62,2,453-457,https://cir.nii.ac.jp/crid/1390006050800891520,https://doi.org/10.1536/ihj.20-547