Wikimedia | Crain's Connecticut
Photo Credit URL: 
https://commons.wikimedia.org/wiki/File:Live,_Intranasal_Influenza_Vaccine_DVIDS213847.jpg
Image: 
Photographer: 
Master Sgt. Carlotta Holley
Photographer URL: 
https://www.dvidshub.net/portfolio/1056902/carlotta-holley#.VkIl7rerSUk
Attribution Type: 
Public Domain
Attribution Type URL: 
https://en.wikipedia.org/wiki/Public_domain