TY - JOUR TI - Genetic systems and biological traits in normal and chagasic individuals from a brazilian sample PY - 1990 AU - Engracia, V AU - Mestriner, Moacyr Antonio AU - Krieger, Henrique T2 - Revista Brasileira de Genética = Brazilian Journal of Genetics VL - 13 IS - 4 SP - 835-840 ER -