1. Gorgas Memorial Institute for Health Studies, Panama; Acharya Nagarjuna University, India; Instituto de Investigaciones Científicas y Servicios de Alta Tecnología, Panama
2. Gorgas Memorial Institute for Health Studies, Panama
3. Massachusetts General Hospital, USA
4. Universidade de São Paulo, Brasil
5. Universidad de la República, Uruguay
6. Gorgas Memorial Institute for Health Studies, Panama; University of Panama, Panama