8Boelen C. The five-star doctor: an asset to health care re-form. Geneva: World Health Organization, 2005. http :// www. who. int/'hrh/en/HRDJ_1_1_02, pdf.
9Liyanagunawardena TR, Adams AA, Williams SA. MOOCs: a Systematic Study of the Published Literature 2008-2012 [J] International Review of Research in Open and Distance Learning,2013,14(3): 201-227.
10Frenk J, Chen L, Bhutta ZA, et al. Health professionals for a new century: transforming education to strengthen health sys- tems in an interdependent world [J].The Lancet, 2010, 376 (9756): 1923-1958.