1. Dipartimento di Medicina Sperimentale e Clinica, Università degli Studi di Firenze, Florence, Italy;
2. Escuela de Salud del Chaco Tekove Katu, Gutierrez, Plurinational State of Bolivia;
3. Facultad Integral del Chaco, Universidad Autonoma Gabriel René Moreno, Camiri, Plurinational State of Bolivia;
4. Hospital S. Antonio de Los Sauces, Monteagudo, Plurinational State of Bolivia;
5. Dipartimento di Scienze Veterinarie, Università di Pisa, Pisa, Italy;
6. Servicio Departamental de Salud de Santa Cruz, Santa Cruz, Plurinational State of Bolivia;
7. European Centre for Environment and Human Health, University of Exeter Medical School, Truro, United Kingdom