Araújo, Ana Julia Urias dos Santos, et al. “ Genotypic Identification of Cryptosporidium Spp. Isolated from Hiv-Infected Patients and Immunocompetent Children of São Paulo, Brazil ”. Revista Do Instituto De Medicina Tropical De São Paulo, vol. 50, no. 3, June 2008, pp. 139-43, https://www.revistas.usp.br/rimtsp/article/view/31171.