Supplementary Figure. TikTok Duetting Feature for Dermatologists

Frame A: The interface while watching a video on TikTok. For a TikTok user to duet a video, they click the arrow in the bottom right-hand corner of the screen, referred to as the "share" button. Frame B: Click the second option at the bottom of the screen titled "duet". Frame C: The TikTok user will then be prompted to a screen showing the original video alongside the user's camera view. To begin recording, click on the red circle "record button" at the bottom of the screen. When finished recording release finger from the record button. The user will then confirm their duet post. Frame D: The final product of a duet. Within this example, Dr. Muneeb Shah, DO, dermatology resident physician, duets a viral video pertaining to hidradenitis suppurativa. His duet explains the diagnosis and appropriate treatment plan.