Paiva, A. de A., Rondó, P. H. C., Silva, S. S. de B., & Latorre, M. do R. D. O. (2004). Comparison between the HemoCue® and an automated counter for measuring hemoglobin . Revista De Saúde Pública, 38(4), 585-587. https://doi.org/10.1590/S0034-89102004000400017