Development of chronic human chagas cardiopathy in the hinterland of the Paraíba State, Brazil, in a 4.5 year period

Pereira JB, da Cunha RV, Willcox HP, Coura JR. Development of chronic human chagas cardiopathy in the hinterland of the Paraíba State, Brazil, in a 4.5 year period. Rev Soc Bras Med Trop. 1990; 23(3): 141-7.