Animals 66 Argentina Male parasitology animal 64 male 64 Female 63 female 61 article 44 isolation and purification 24 Humans 23 human 23 Chagas Disease 22 Chagas disease 22 physiology 22 Triatoma infestans 21 classification 21 Trypanosoma cruzi 20 nonhuman 20 adult 17 growth, development and aging 16 histology 16 Insect Vectors 15 Triatoma 15 disease carrier 15 Prevalence 14 animal disease 14 prevalence 14 controlled study 12 host parasite interaction 12