Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) JONES NF.,Experimental and clinical monitoring of free jejunal transfers using an implantable ultrasonic Doppler probe,Br J Plast Surg,,,1989,42,,274-280,https://cir.nii.ac.jp/crid/1570291224803206784,