1Valaitis RK,Sword WA, Jones B, et al. Problem- based learn- ing online: perceptions of health science students [J]. Adv Health Sci Educ TheoryPract,2005,10(3):231- 252.
5Behling D, Low K, Severino R,et al. Problem based learning and medical malpractice: does how you' ve been trained make a difference[J].Hawaii Med J, 2003, 62 (4) : 73 - 74, 77 - 79.
4Smith SC Jr, Benjamin E J, Bonow RO, et al. AHMACCF sec ondary prevention and risk reduction therapy for patients withcoronary and other atherosclerotic vascular disease: 2011 update: a guideline from the American Heart Association and American Col- lege of Cardiology Foundation[J]. Circulation, 2011, 124(22): 2458- 2473. DOI: lO.1161/CIR.Ob013e318235eb4d.
5Perk J, De Backer G, Gohlke H, et al. European Guidelines on cardiovascular disease prevention in clinical practice (version 2012). The Fifth Joint Task Force of the European Society of Car- diology and Other Societies on Cardiovascular Disease Prevention in Clinical Practice (constituted by representatives of nine societies and by invited experts)[J]. Eur Heart J, 2012, 33(13): 1635-1701. DOI: 10.1093/eurheartj/ehs092.
