Name Info Provider Link
Free full text from BORIS free resource Bern Open Repository and Information System https://boris.unibe.ch/id/eprint/70328
Non-Drug Pain Management free resource MedlinePlus Health Information https://medlineplus.gov/nondrugpainmanagement.html
subscription/membership/fee required Springer https://dx.doi.org/10.1007/s00482-015-0002-8