Applying an expanded set of cognitive design principles to formatting the Kidney Early Evaluation Program (KEEP) longitudinal survey.
Calder?n JL, Fleming E, Gannon MR, Chen SC, Vassalotti JA, Norris KC. Applying an expanded set of cognitive design principles to formatting the Kidney Early Evaluation Program (KEEP) longitudinal survey. Am J Kidney Dis. 2008 Apr; 51(4 Suppl 2):S83-92.