Circles

View this YouTube video on Circles. Click on the arrow and when it starts go to the bottom of the screen and change the 360 resolution to 1080 and then click on the box with the arrows pointing out to enlarge to full screen. These videos are recorded in high definition. Press ESC on your keyboard to return to normal size.

View this YouTube video of Circles in Dermoscopy

View this presentation by Cliff Rosendahl on Grey Circles