1. National Research Center, Cairo, Egypt
2. Northwestern University, Chicago, IL
3. Aziza Othmana Hospital of Tunis, Tunisia
4. FERTILLA, Clinique la Rose, Tunis, Tunisia
5. In Vitro Consultoria–Research and Development/Clinical Embriology, Gerais, Brazil
6. Universidade Federal de Minas Gerais, Belo Horizonte, Minas Gerais, Brazil
7. Centro de Estudiose Investigaciones en Biología y Medicina Reproductiva, Lima, Peru
8. Consultorios Hospital Punta Pacific, Panama City, Panama