OLIVEIRA, D. E., E. G. . CUNHA, D. M. . GUERRA, and V. S. . BEZERRA. “Procalcitonin-Guided Protocol Use and Impact on Intensive Care Unit and Antibiotic Management: A Pilot Study”. Revista Brasileira De Farmácia Hospitalar E Serviços De Saúde, vol. 12, no. 2, June 2021, p. 563, doi:10.30968/rbfhss.2021.122.0563.