TY - JOUR T1 - An Approach to The Acute Phase of Chagas' Disease: The Continuing Challenge it Presents in the 21(st) Century JO - Arquivos Brasileiros de Cardiologia A1 - Sobral, Dário C. SN - 0066-782X UL - 10.5935/abc.20190035 VL - 112 Y1 - 2019 PB - Brasil ER -