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Validating Machine Learning Algorithms for Twitter Data Against Established Measures of Suicidality

Scott R. Braithwaite, Christophe Giraud-Carrier, Josh West, Michael D. Barnes, Carl Lee Hanson

JMIR Ment Health 2016;3(2):e21

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Relationships Between the Usage of Televisions, Computers, and Mobile Phones and the Quality of Sleep in a Chinese Population: Community-Based Cross-Sectional Study

The 4 age groups were as follows: youth (15-24 years), young adults (25-44 years), middle-aged adults (45-64 years), and older adults (65 or above).

Yao Jie Xie, Daphne SK Cheung, Alice Y Loke, Bernice L Nogueira, Karry M Liu, Angela YM Leung, Alice SM Tsang, Cindy SU Leong, Alex Molassiotis

J Med Internet Res 2020;22(7):e18095

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Pedal-Assist Mountain Bikes: A Pilot Study Comparison of the Exercise Response, Perceptions, and Beliefs of Experienced Mountain Bikers

mountain bikers with the inability to engage in moderate to vigorous intensity mountain biking for 12 miles or those who have a medical condition that would prevent them from moderate to vigorous exercise.ProceduresThe institutional review board at Brigham Young

Cougar Hall, Taylor H Hoj, Clark Julian, Geoff Wright, Robert A Chaney, Benjamin Crookston, Joshua West

JMIR Form Res 2019;3(3):e13643

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"Right Time, Right Place" Health Communication on Twitter: Value and Accuracy of Location Information

Twitter users tend to be young and affluent [29]; therefore, one could conclude that they are not representative of entire populations.

Scott H. Burton, Kesler W. Tanner, Christophe G. Giraud-Carrier, Joshua H. West, Michael D. Barnes

J Med Internet Res 2012;14(6):e156

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Impact of Trump's Promotion of Unproven COVID-19 Treatments and Subsequent Internet Trends: Observational Study

people were focused on uninvestigated therapies, especially Donald J Trump.

Kacper Niburski, Oskar Niburski

J Med Internet Res 2020;22(11):e20044

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Tweaking and Tweeting: Exploring Twitter for Nonmedical Use of a Psychostimulant Drug (Adderall) Among College Students

Twitter was selected as the social media application for data collection because of its appeal with young adults including the ubiquitous research design advantages identified above.

Carl L Hanson, Scott H Burton, Christophe Giraud-Carrier, Josh H West, Michael D Barnes, Bret Hansen

J Med Internet Res 2013;15(4):e62

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Parent Satisfaction With the Electronic Medical Record in an Academic Pediatric Rheumatology Practice

Paul Rosen, Steven J. Spalding, Michael J. Hannon, Robert M. Boudreau, C. Kent Kwoh

J Med Internet Res 2011;13(2):e40

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Understanding Determinants of Consumer Mobile Health Usage Intentions, Assimilation, and Channel Preferences

Arun Rai, Liwei Chen, Jessica Pye, Aaron Baird

J Med Internet Res 2013;15(8):e149

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Increasing Active Transportation Through E-Bike Use: Pilot Study Comparing the Health Benefits, Attitudes, and Beliefs Surrounding E-Bikes and Conventional Bikes

included the inability to complete a survey in English, the inability to ride a bicycle at moderate to vigorous intensity for 10 miles (approximately 16 km), or a medical condition preventing moderate exercise.ProceduresThe institutional review board at Brigham Young

Taylor H Hoj, Jacob J Bramwell, Cameron Lister, Emily Grant, Benjamin T Crookston, Cougar Hall, Joshua H West

JMIR Public Health Surveill 2018;4(4):e10461

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Health Behavior Theory in Physical Activity Game Apps: A Content Analysis

Hannah E Payne, Victor BA Moxley, Elizabeth MacDonald

JMIR Serious Games 2015;3(2):e4

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