No abstract available
MeSH terms
-
Antibodies, Protozoan / blood*
-
Blood Donors*
-
Chagas Disease / blood*
-
Chagas Disease / epidemiology*
-
Chagas Disease / transmission
-
Enzyme-Linked Immunosorbent Assay
-
Hospitals
-
Humans
-
Seroepidemiologic Studies
-
Trypanosoma cruzi / immunology*
-
Trypanosoma cruzi / isolation & purification
-
Venezuela / epidemiology