A randomized trial to assess effectiveness and cost in clinical practice: rationale and design of the Cholesterol Reduction Intervention Study (CRIS).
Oster G, Borok GM, Menzin J, Heys JF, Epstein RS, Quinn V, Benson VV, Dudl RJ, Epstein A. A randomized trial to assess effectiveness and cost in clinical practice: rationale and design of the Cholesterol Reduction Intervention Study (CRIS). Control Clin Trials. 1995 Feb; 16(1):3-16.