1. Key: (L) = Literature (R) = Research (N) = National Guidelines.
2. Agency for Health Care Policy and Research (1994). Management of cancer pain: Adults quick reference guide for clinicians (AHCPR Publication No. 94-0493). Rockville MD: U.S. Department of Health and Human Services.
3. The management of persistent pain in older persons;AGS Panel on Persistent Pain in Older Persons.;Journal of the American Geriatrics Society,2002
4. American Pain Society. (2003). Principles of analgesic use in the treatment of acute pain and cancer pain (5 th ed.). Skokie IL: Author.
5. Efficacy of paraffin wax baths for rheumatoid arthritic hands;Ayling J.;Physiotherapy,2000