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Evaluation of structured and unstructured training for general practice
T. S. Murray, D. A. Haldane, R. L. K. Colville, A. L. Black, S. C. Freedlander, W. Roy, A. C. McCutecheon and R. M. MacNeill
The Journal of the Royal College of General Practitioners 1978; 28 (191): 360-362.