This image was acquired from
wikimedia. It was marked as Public Domain or CC0 and is free to use. To verify, go to the source and check the information there.
Keywords from Image Description:
Headgear Reverse Pull. Orthodontist own photo taken with own camera of preparing facemask for patient source on my drive HeadgearReversePull UTC HeadgearReversePull Original uploader was Orthodontist at org en derivative work Materialscientist talk rotate crop rmv background items HeadgearReversePull PDuserw Original upload