title: Letter: Trypanosoma cruzi--prenatal transfer of maternal antibody in man.
mesh_terms: D000906:Antibodies / Q000032:analysis*; D005260:Female; D006801:Humans; D007112:Immunity, Maternally-Acquired; D007223:Infant; D007231:Infant, Newborn; D008431:Maternal-Fetal Exchange; D011247:Pregnancy; D014349:Trypanosoma cruzi / Q000276:immunology*
chemical_list: D000906:Antibodies