1 Department of Orthopaedic Surgery, Wake Forest University Baptist Medical Center, Winston-Salem, NC, USA. Electronic address: anirudhkgowd@gmail.com.
2 Department of Health Policy and Management, University of North Carolina at Chapel Hill, Chapel Hill, NC, USA.
3 Department of Orthopaedic Surgery, Westchester Medical Center, Valhalla, NY, USA.
4 Department of Orthopaedic Surgery, Wake Forest University Baptist Medical Center, Winston-Salem, NC, USA.
5 Department of Orthopaedic Surgery, The Rothman Institute, New York, NY, USA.
6 Department of Orthopaedic Surgery, Loma Linda Medical Center, Loma Linda, CA, USA.