- MedicineNet – Health and Medical Information Produced by Doctorshttp://www.medicinenet.com/
- Everyday Health – Online Health Informationhttp://www.everydayhealth.com/
- American Medical Associationhttp://www.ama-assn.org/
- American Red Crosshttp://www.redcross.org/
- WebMDhttp://www.webmd.com/
- U.S. Department of Health & Human Serviceshttp://www.hhs.gov/
- https://www.asbestos.com/mesothelioma/
- https://addictionresource.com/addiction/substance-abuse-among-seniors/
- https://vapingdaily.com/too-old-to-quit-seniors-and-smoking/