- National Library of Medicine (NCBI)www.ncbi.nlm.nih.gov
- U.S. Department of Health and Human Serviceswww.hhs.gov
- Medicare.govwww.medicare.gov
- National Institute on Agingwww.nia.nih.gov
- The AGS Foundation for Health in Aging www.healthinaging.org
- American Public Health Association www.apha.org
- American Health Care Association www.ahcancal.org
- American Physical Therapy Association www.apta.org
- Centers for Medicare & Medicaid Services (CMS) www.cms.gov
- American Society for Pain Management Nursing www.aspmn.org
- Texas Health and Human Services www.hhs.texas.gov
CHAP Hotline Number is 1-800-656-9656