The effect of enhanced feedback and brief educational reminder messages on laboratory test requesting in primary care: a cluster randomised trial.
Citation
Thomas, R.E., Croal, B.L., Ramsay, C., Eccles, M., and Grimshaw, J. (2006) The effect of enhanced feedback and brief educational reminder messages on laboratory test requesting in primary care: a cluster randomised trial. Lancet, 367(9527), pp. 1990-6.