A. Silva de Oliveira (§), C. Gómez-Hernández (§), and K. Rezende-Oliveira, “BALANTIDIUM COLI infection, immune status and comorbidities: literature review”, Rev Patol Trop, vol. 50, no. 4, pp. 265–284, Jan. 2022, doi: 10.5216/rpt.v50i4.70600.