1. American Medical Association. 2005 Policy Finder. http:www.ama-assn.org
2. American Pharmacists Association. 2002 Code of ethics for pharmacists. http:www.aphanet.org
3. American Physical Therapy Association. 2005 Standards of practice for physical therapy. http:www.apta.org
4. American Society for Quality Glossary. http:www.asq.orgglossaryq.html