Global health is the study of health problems that transcend national borders, as well as efforts directed at treating and preventing these problems (Beaglehole & Bonita 2010; Koplan et al. 2009).
Beaglehole, Robert & Ruth Bonita (2010) What is global health?, Global Health Action, vol. 3.
Koplan, Jeffrey P. et al. (2009) Towards a common definition of global health, The Lancet, vol. 373, pp. 1993–1995.
Wiblin, Robert (2016) Health in poor countries, 80,000 Hours, April.