?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.au=Hoang%2C+Van+Manh&rft.aulast=Hoang&rft.aufirst=Van+Manh&rft.date=12+October+2019&rft.title=Automated+the+QRS+complex+detection+for+monitoring+the+electrical+activity+of+the+heart&rft.genre=proceeding