1. Unit of Training and Research in Public Health and Social Accountability, School of Medicine and Pharmacy, Mohammed V University in Rabat, Rabat, Morocco
2. National Immunization Program Office, National Immunization Technical Advisory Group Secretary, Directory of Population, Ministry of Health, Rabat, Morocco
3. National Immunization Technical Advisory Group President, Rabat, Morocco
4. Comprehensive Family Immunization Unit, Department of Family, Health Promotion and Life Course, Pan American Health Organization, Washington, DC, USA