Fink, N. E.; Fernández Alberti, A.; Crispini, I.; Cabutti, N. V.; Mazziotta, D. Evaluation and Additional Recommendations for Preparing a Whole Blood Control Material . Rev. saúde pública 1998, 32 (2), 107-111. https://doi.org/10.1590/S0034-89101998000200001.