Disclaimer
The views expressed in this manuscript do not necessarily reflect the position or the policy of the Government, and no official endorsement should be inferred.
Financial & competing interests disclosure
The authors wish to acknowledge support from the Armed Forces Institute of Regenerative Medicine (Award #W81XWH-13-2-0054), which is awarded and administered through the US Army Medical Research Acquisition Activity. The authors have 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.