?url_ver=Z39.88-2004&rft_id=10.3390%2Fs18103186&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.au=Pham+Van%2C+Thanh&rft.aulast=Pham+Van&rft.aufirst=Thanh&rft.issue=10&rft.volume=18&rft.date=20+September+2018&rft.issn=1424-8220&rft.atitle=Highly+Accurate+Step+Counting+at+Various+Walking+States+Using+Low-Cost+Inertial+Measurement+Unit+Support+Indoor+Positioning+System&rft.title=Sensors&rft.pages=1-22&rft.genre=article