Financial & competing interests disclosure
The author has received honoraria for consulting work from KOL, LLC within the last 3 years. From 2008 to 2010, he served on the Board of Directors of the American Pain Foundation. The author has no other relevant affiliations or financial involvement with any organization or entity with a financial interest in or financial conflict with the subject matter or materials discussed in the manuscript apart from those disclosed.
No writing assistance was utilized in the production of this manuscript.