1. American Association of Family Physicians 2018 2018 match results for family medicine http://www.aafp.org/medical-school-residency/program-directors/nrmp.html
2. American Association of Nurse Practitioners 2017a State practice environment https://www.aanp.org/legislation-regulation/state-legislation/state-practice-environment/66-legislation-regulation/state-practice-environment/1380-state-practice-by-type#restricted-practice
3. American Association of Nurse Practitioners 2017b NP fact sheet https://www.aanp.org/all-about-nps/np-fact-sheet
4. Australian Institute of Health and Welfare 2016 Australia's health 2016: In brief