1. CELL-DYN 4000 [product manual]. Santa Clara, CA: Abbott Diagnostics; 1997.
2. International Council for Standardization in Haematology Expert Panel on Cytometry. Guidelines for the evaluation of blood cell analyzer including those used for differential leukocyte and reticulocyte counting and cell marker applications. Clin Lab Haematol. 1994;16:157-174.
3. Ormerod MG. Estimating cell viability, application in cell biology. In: Ormerod MG, ed. Flow Cytometry: A Practical Approach. New York, NY: IRL Press at Oxford University Press; 1990:265-282.
4. D'Onofrio G, Zini G, Tommasi M, et al. Integration of fluorescence and hemocytometry in the CELL-DYN 4000: reticulocyte, nucleated blood cell and white blood cell viability study. Lab Hematol. 1996;2:131-138.
5. National Committee for Clinical Laboratory Standards. Reference Leukocyte Differential Count (Proportional) and Evaluation of Instrumental Methods; Approved Standard. Villanova, PA: National Committee for Clinical Laboratory Standards; 1992. NCCLS document H20-A. Vol 12.