1. Division of Infectious Diseases, Vanderbilt University Medical Center, A2200 MCN, 1161 21st Avenue South, Nashville, TN 37232-2605, USA
2. Vanderbilt Institute for Global Health, Vanderbilt University Medical Center, 2525 West End Avenue, Suite 750, Nashville, TN 37203, USA
3. Department of Community Health and Primary Health Care, Lagos State University College of Medicine, 1-5 Oba Akinjobi Road, Ikeja, Lagos, Nigeria
4. GlaxoSmithKline Vaccines, Rue de Hanret, 17, Cortil-Wodon, 5380, Belgium
5. University of Namur, Namur, Belgium
6. Department of Surgery, College of Medicine, Ambrose-Alli University, 1 Alufohai Close, Sabongida-Ora, Owan West LG Edo State, Nigeria
7. Grid Europe Consulting, Rua Euclides de Figuereido 188, Rio de Janeiro, RJ, 22261-070, Brasil
8. Gwynedd Consultancy Group, LLC, 1444 Evans Road, Lower Gwynedd, PA 19002, USA