title: Infectivity of Trypanosoma cruzi after cultivation for thirteen years in vitro without animal passage.
authors.forename: A
authors.initials: A
authors.lastname: PACKCHANIAN
authors.forename: H H
authors.initials: HH
authors.lastname: SWEETS
mesh_terms: D000818:Animals; D006801:Humans; D066298:In Vitro Techniques; D014345:Trypanosoma / Q000208:ethnology* / Q000254:growth & development*; D014349:Trypanosoma cruzi
keywords: TRYPANOSOMA/cultures