TI  - GRaduate medical education
PT  - JOUR
DP  - 1999
TA  - JAMA
pages = {893-906},
VI  - 282
IP  - 9
AID  - 10.1001/jama.282.9.893 [doi]
4100  - http://dx.doi.org/10.1001/jama.282.9.893
SO  - JAMA September 1, 1999 282(9):893