Antas Jr., Ricardo Mendes, and Rafael da Silva Almeida. “ Medical Diagnosis and Corporate Use of Brazilian Territory: An Analysis of the Spatial Productive Circuit of Diagnostic Reagents ”. Saúde E Sociedade, vol. 24, no. 2, June 2015, pp. 674-90, https://doi.org/10.1590/S0104-12902015000200022.