1. Department of Surgery, School of Medicine Universidad El Bosque Bogotá Colombia
2. Department of Surgery, School of Medicine Pontificia Universidad Javeriana Bogotá Colombia
3. Medical and Surgical Research Center, Future Surgeons Chapter Colombian Surgery Association Bogotá Colombia
4. International Coalition on Surgical Research Universidad Nacional Autónoma de Nicaragua Managua Nicaragua
5. Grupo Prometheus y Biomedicina Aplicada a las Ciencias Clínicas, School of Medicine Universidad de Cartagena Cartagena Colombia