ERRATUM
In the article by Dowdy et al.(1), the Conflict of Interest statement was misplaced at the Acknowledgement section. The declared conflicts are as follows:
The opinions and conclusions stated in this paper are those of the authors and do not represent the official position of any of the following organizations: RMS is a member of UL Standards Technical Panel 482, and also of Commission Internationale de L'Eclairage (CIE) Technical Committe 6–58.
JGS is the President of the UV-Foundation, a member of the Board of Directors of the Indoor Tanning Association (ITA) and a member of the International Electrotechinical Comission (IEC) Technical Committee 61, Maintenance Team 16.