Ward, L. S., Novis, R. B., Nascimento, V. T., Nóbrega, M. S. and Saad, M. J. A. (1996) “Determination of glucose levels using dried filter paper blood spots: new perspective in home monitoring”, São Paulo Medical Journal, 114(1), pp. 1100–1113. Available at: https://periodicosapm.emnuvens.com.br/spmj/article/view/1858 (Accessed: 11 March 2025).