1. Automated hovering in health care – watching over the 5000hours;Asch;New Engl J Med,2012
2. National Comorbidity Survey Replication (NCS-R), 2001–2003.;Alegria,2003
3. Ramsey F, Ussery-Hall A, Garcia D, et al. Prevalence of selected risk behaviors and chronic diseases – Behavioral Risk Factor Surveillance System (BRFSS), 39 steps communities, United States, 2005. 57(SS11). Centers for Disease Control and Prevention Morbidity and Mortality Weekly Report; 2008.1–20.
4. American Public Health Association. Community Health Workers. Retrieved 13.02.15 from: 〈http://www.apha.org/apha-communities/member-sections/community-health-workers〉.
5. The Evolution, Expansion, and Effectiveness of Community Health Workers;Bovbjerg,2013