TY - JOUR T1 - Comment on: A comparative study of online learning in response to the Coronavirus disease 2019 pandemic versus conventional learning. JF - Saudi Medical Journal JO - Saudi Med J SP - 1153 LP - 1154 DO - 10.15537/smj.2021.42.10.20210599 VL - 42 IS - 10 AU - Sang Yeoup Lee AU - Min Gi Shin AU - Si Gyoung Yu AU - Da Woon Jung Y1 - 2021/10/01 UR - http://smj.org.sa/content/42/10/1153.abstract N2 - ER -