Craig, J W
Glick, C
Phillips, R
Hall, S L
Smith, J
Browne, J
Article History
Received: 30 August 2015
Revised: 27 September 2015
Accepted: 29 September 2015
First Online: 24 November 2015
Competing interests
: SL Hall has a consulting agreement with the Wellness Network, but this organization had no input or editing rights to the content included in the guidelines. The remaining authors declare no conflict of interest.