?url_ver=Z39.88-2004&rft_id=10.1109%2FACCESS.2019.2944202&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.aufirst=Y.&rft.au=Hafeez%2C+Y.&rft.aulast=Hafeez&rft.volume=7&rft.issn=21693536&rft.pages=141021-141035&rft.atitle=Investigating+Neurofeedback+Protocols+for+Stress+Mitigation%3A+A+Comparative+Analysis+of+Different+Stimulus+Contents&rft.title=IEEE+Access&rft.date=2019&rft.genre=article