Please make sure you are in compliance with the copyright regulations Title 17 U.S. code (See the link below.). Always check the web site you are taking the image/picture from for their specific policies limiting use and/or requiring acknowledgement.
Enter the word [image] in square brackets after the document title.
Web Site Example:
Cataract [image]. MedlinePlus Web site. https://www.nlm.nih.gov/ medlineplus/cataract.html. Updated December 14, 2012. Accessed Janurary 30, 2013.