?url_ver=Z39.88-2004&rft_id=10.1109%2FJSEN.2017.2708133&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.aufirst=M.A.&rft.aulast=Hassan&rft.au=Hassan%2C+M.A.&rft.issn=1530437X&rft.date=2017&rft.issue=14&rft.atitle=Video-based+heartbeat+rate+measuring+method+using+ballistocardiography&rft.pages=4544-4557&rft.volume=17&rft.title=IEEE+Sensors+Journal&rft.genre=article