Wongwandee, M. and Paritakul, P. 2020. Pre-class versus In-class Video Lectures for the Flipped Classroom in Medical Education: A Non-randomized Controlled Trial. Siriraj Medical Journal. 72, 6 (Aug. 2020), 476–482. DOI:https://doi.org/10.33192/Smj.2020.64.