Text and Data Mining valid from 2018-02-05
First Online: 5 February 2018
Compliance with Ethical Standards
: Kristin R. Archer has served as a consultant for Pacira and has had travel/accomodation expenses covered or reimbursed by APTA.Rogelio A. Coronado and Stephen T. Wegener declare that they have no competing interests.
: This article does not contain any studies with human or animal subjects performed by any of the authors.