?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.aulast=Buss&rft.au=Buss%2C+VH&rft.aufirst=VH&rft.title=JMIR+mHealth+and+uHealth&rft.date=9+February+2024&rft.issn=2291-5222&rft.atitle=Mobile+App+Intervention+of+a+Randomized+Controlled+Trial+for+Patients+With+Obesity+and+Those+Who+Are+Overweight+in+General+Practice%3A+User+Engagement+Analysis+Quantitative+Study&rft.volume=12&rft.genre=article