1. US Department of Labor, ADA Facts. https://www.dol.gov/ofccp/regs/compliance/faqs/ADAfaqs.htm. Accessed August 17, 2016.
2. US Department of Health and Human Services, Office of the Secretary of Preparedness and Response. HHS Concept of Operations for ESF-8. US DHHS website. http://www.phe.gov/Preparedness/planning/mscc/handbook/chapter7/Pages/hhsconcept.aspx. Last updated February 14, 2012. Accessed October 25, 2016.
3. Communities Actively Living Independently & Free v. City of Los Angeles, No. CV 09-0287 CBM RZX, 2011 WL 4595993, (C.D. Cal. Feb. 10, 2011).
4. Brooklyn Center for Independence of Disabled v. Bloomberg, 980 F. Supp 2nd 588, 626 (SDNY, 2013).
5. Changes in the use of assistive devices among 90-year-old persons