Chagas Disease Triatoma infestans Animals 92 Chagas disease 88 Argentina 84 Triatoma 74 Insect Vectors 72 nonhuman 72 article 70 Trypanosoma cruzi 64 animal 64 human 60 Humans 58 Female 50 disease carrier 50 female 50 Male 48 controlled study 48 male 44 disease transmission 38 parasitology 38 Dogs 34 insecticide 34 rural area 34 Article 32 dog 32 transmission 32 vector control 32 Rural Population 28 adult 28