3Morales Garcfa AI,Arenas Jim6nez MD,Reig-Ferrer A. Disposifional optimism in patients on chronic haemodial- ysis and its possible influence on their clinical course[J]. Nefrologia, 2011,31 (2) : 199-205.
4Compton MT,Carrera J,Frank E. Stress and depressive symptoms/dysphoria among US medical students:results from a large,nationally representative survey [J]. Nerv Men Dis. 2008.196(12). 891-897.
5Gentile JP. Roman B. Medical student mental health services-psychiatrists treating medical students [J]. Psychiatry (Edgmont), 2009,6 (5) : 38-45.
8Shapiro SL,Shapiro DE,Schwartz GE. Stress management in medical education:a review of the literature [J]. Acad Med, 2000,75 (7) : 748-759.
9Melo-Carfillo A,Van Oudenhove L,Lopez-Avila A. Depre- ssive symptoms among Mexican medical students:High pre- valence and the effect of a group psyehoedueation intervent- ion[J]. J Affect Disord, [Epub altead of print].
10Lazear E. Entrepr eneurship[NBER Working Paper 9109][R].2002.