Argentina Humans article human Female 114 Male 113 female 106 male 101 Adult 86 adult 85 controlled study 82 Animals 74 priority journal 69 Middle Aged 68 Adolescent 59 major clinical study 59 Child 50 adolescent 46 child 46 animal 43 Chagas disease 42 Aged 41 nonhuman 41 Trypanosoma cruzi 40 aged 39 Child, Preschool 38 Chagas Disease 36 Triatoma infestans 36 disease transmission 34 Infant 32