Comparison of the Impact of Wikipedia, UpToDate, and a Digital Textbook on Short-Term Knowledge Acquisition Among Medical Students: Randomized Controlled Trial of Three Web-Based Resources

Michael A Scaffidi   ^{1 *} , BSc, MEd ;   Rishad Khan   ^{1 *} , BSc ;   Christopher Wang   ¹ , MD ;   Daniela Keren   ¹ , BSc ;   Cindy Tsui   ¹ , BSc ;   Ankit Garg   ¹ , MD ;   Simarjeet Brar   ¹ , MD ;   Kamesha Valoo   ¹ , MD ;   Michael Bonert   ² , MASc, MD ;   Jacob F de Wolff   ³ , MBBS ;   James Heilman   ⁴ , MD ;   Samir C Grover   ¹ , MEd, MD

¹ Division of Gastroenterology, St. Michael's Hospital, University of Toronto, Toronto, ON, Canada

² Department of Pathology and Molecular Medicine, McMaster University, Hamilton, ON, Canada

³ Acute Medicine, Northwick Park Hospital, London, United Kingdom

⁴ Department of Emergency Medicine, University of British Columbia, Cranbrook, BC, Canada

*these authors contributed equally