1. American Academy of Nursing. About the Academy. 2015. Retrieved from http://www.aannet.org/about/about-the-academy.
2. American Association of Critical-Care Nurses. About AACN. 2019. Retrieved from www.aacn.org.
3. American Association of Nurse Anesthetists. About us. 2019. Retrieved from https://www.aana.com/about-us.
4. American Association of Nurse Practitioners. About the American Association of Nurse Practitioners. 2019a. Retrieved from https://www.aanp.org/about/about-the-american-association-of-nurse-practitioners-aanp.
5. American Association of Nurse Practitioners. 2019b. Historical Timeline from https://www.aanp.org/about/about-the-american-association-of-nurse-practitioners-aanp/historical-timeline.