title: [Composition of clonal strains of trypanosoma cruzi: importance of a "principal clone"].
authors.affiliation: Centro de Pesquisas Gonçalo Moniz, Fiocruz . Rua Valdemar Falcão 121-Brotas Cep 41945-001, Salvador-BA.
authors.forename: Sonia G
authors.initials: SG
authors.lastname: Andrade
mesh_terms: D000818:Animals; D014355:Chagas Disease / Q000469:parasitology; D004351:Drug Resistance / Q000235:genetics; D014644:Genetic Variation / Q000235:genetics*; D013045:Species Specificity; D014349:Trypanosoma cruzi / Q000145:classification / Q000235:genetics*