Amos Masih, Nikhil Seth, Aditya Saxena, and Prerna Baruah. “Students’ Preferences Between Blackboard Teaching and PowerPoint Presentations: A Cross-Sectional Survey”. International Healthcare Research Journal 4, no. 3 (June 21, 2020): 64-68. Accessed February 2, 2023. https://ihrjournal.com/ihrj/article/view/350.