- American Cancer Societywww.cancer.org
- American Heart Associationwww.heart.org
- Caregiving – Insights, Information, Inspirationswww.caregiving.com
- Family Doctorwww.familydoctor.org
- Hospicewww.grandfolk.com
- International Council of Nurseswww.icn.ch
- MedicineNet – Health and Medical Information Produced by Doctorswww.medicinenet.com
- Mobility Internationalwww.miusa.org
- Seniors Americawww.senior.com
- Texas Health and Human Serviceswww.hhs.texas.gov
- Texas Medicaid & Healthcare Partnershipwww.opl.tmhp.com
- WebMDwww.webmd.com
- World Health Organizationwww.who.int
