Vellosa, Sylvia Amaral Gurgel, Ana Célia Steffen Mangini, Lucília dos Reis Nunes, and Antonella Godano Schlodtmann. 1984. “Frequency Free-Living Amebas in the Feces of Persons from a Nursey in São Paulo City”. Instituto Adolfo Lutz Journal - RIAL 44 (1):61-65. https://doi.org/10.53393/rial.1984.44.36828.