title: Balantidium coli (Vestibuliferida: Balantidiidae): the persistence of an old problem.
authors.affiliation: Departamento de Microbiología, Facultad de Microbiología, Universidad de Costa Rica, San José.
authors.forename: F
authors.initials: F
authors.lastname: Hernández
authors.forename: A P
authors.initials: AP
authors.lastname: Argüello
authors.forename: P
authors.initials: P
authors.lastname: Rivera
authors.forename: E
authors.initials: E
authors.lastname: Jiménez
mesh_terms: D000328:Adult; D000818:Animals; D001447:Balantidiasis / Q000453:epidemiology*; D001448:Balantidium / Q000648:ultrastructure; D002648:Child; D003364:Costa Rica / Q000453:epidemiology; D017809:Fatal Outcome; D006801:Humans; D008297:Male; D011204:Poverty Areas