Chagas disease nonhuman Trypanosoma cruzi 201 Animals 187 article 156 Chagas Disease 146 Humans 128 controlled study 126 human 115 priority journal 92 Argentina 86 animal 82 Triatoma infestans 78 Article 74 Triatoma 74 unclassified drug 64 parasitology 62 female 57 male 57 Insect Vectors 56 Male 56 animal experiment 54 Female 50 disease carrier 50 polymerase chain reaction 46 Trypanosoma 45 adult 42 transmission 42 rural area 40 disease transmission 38