Sunburn: MedlinePlus Medical Encyclopedia
Protect Your Skin, Sun, skin, ultraviolet radiation
The Scope - every series: by month
The Dangers Behind the Golden Tan – SQ Online
Are Tanning Beds Safe? Dana-Farber Cancer Institute
The Scope - every series: Podcasts
Ultraviolet (UV) Radiation - AIM at Melanoma Foundation
Ultraviolet (UV) Radiation and Sun Exposure
Is sun tanning the same in the winter months as the summer, though it can be much colder? - Quora
The Scope - every series: Podcasts
Smart Tan - Tan With Confidence