2Turner BJ,Centor RM,Rosenthal GE,et al.Principles to consider in defining new directions in internal medicine training and certification[J].J Gen Intern Med,2006,21(3):276.
3Hawkins RE,Weiss KS.Commentary:Building the evidence base in support of the American Board of Medical Specialties ma-intenance of certification program[J].Acad Med,2011,86(1):6.
