**Author details**

Peter Magnusson1,2,3, Jo Ann LeQuang4 \* and Joseph V. Pergolizzi4

1 Department of Caring Services, Faculty of Health and Occupational Studies, University of Gävle, Gävle, Sweden

2 Centre for Research and Development, Uppsala University/Region Gävleborg, Gävle, Sweden

3 Cardiology Research Unit, Department of Medicine, Solna, Karolinska Institutet, Stockholm, Sweden

4 NEMA Research, Inc., Naples, Florida, United States of America

\*Address all correspondence to: joannlequang@gmail.com

© 2021 The Author(s). Licensee IntechOpen. This chapter is distributed under the terms of the Creative Commons Attribution License (http://creativecommons.org/licenses/ by/3.0), which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.
