1. ADA Amendments Act of 2008, Public Law 325, U.S. Statutes at Large. 2008, 122, 3553–3559.
2. Age Discrimination in Employment Act of 1967, 29 U.S.C. § 621 to 29 U.S.C. § 634.
3. Fitness for duty: the clinical perspective. Human factors Survey of aviation maintenance technical manuals;Allen,2002
4. American College of Occupational and Environmental Medicine. Practice Resources: Public Safety Medicine Center—Guidance for the Medical Evaluation of Law Enforcement Officers (Retrieved from July 19, 2023, https://acoem.org/Practice-Resources/Public-Safety-Medicine-Center).
5. Code of Medical Ethics;American Medical Association,2001