?url_ver=Z39.88-2004&rft_id=10.4218%2Fetrij.15.2314.0103&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.au=Lee%2C+Yang+Koo&rft.aulast=Lee&rft.aufirst=Yang+Koo&rft.issue=2&rft.volume=37&rft.date=1+April+2015&rft.issn=1225-6463&rft.atitle=Dual-phase+approach+to+Improve+Prediction+of+Heart+Disease+in+Mobile+Environment&rft.title=ETRI+Journal&rft.pages=222-232&rft.genre=article