TY - JOUR T1 - Diversity of Trypanosoma cruzi stocks and clones derived from Chagas disease patients: I-Behavioral characterization in vitro JO - Revista da Sociedade Brasileira de Medicina Tropical A1 - Lauria-Pires, L. A1 - Santana, J.M. A1 - Tavares, F.S. A1 - Teixeira, A.R.L. SN - 0037-8682 UL - 10.1590/S0037-86821997000300003 VL - 30 Y1 - 1997 PB - Brazil ER -