Animals Argentina Male male 273 Female 272 female 244 animal 221 article 189 nonhuman 118 physiology 85 classification 75 controlled study 73 parasitology 66 growth, development and aging 63 Humans 59 Triatoma 59 Triatoma infestans 57 Chagas disease 54 Insect Vectors 53 human 53 Chagas Disease 52 anatomy and histology 50 Ecosystem 45 ecosystem 45 histology 45 animal experiment 42 Seasons 41 body size 41 Trypanosoma cruzi 40 disease carrier 39