1. Sydney University Discipline of Paediatrics and Child Health, The Children’s Hospital at Westmead, Sydney, NSW, Australia
2. Vaccine Trials Group, Telethon Kids Institute, University of Western Australia, Perth, Australia
3. Family Federation of Finland, Sexual Health Clinic, Helsinki, Finland
4. Department of Gynecology and Obstetrics, Gynecology and Obstetrics Infectious Diseases Sector, University of Parana, Curitiba, Parana, Brazil
5. Department of Obstetrics and Gynecology, Geisel School of Medicine at Dartmouth, Hanover, NH, USA
6. Department of Family and Geriatric Medicine, University of Louisville School of Medicine, Louisville, KY, USA
7. Department of Obstetrics and Gynaecology, Jichi Medical University Saitama Medical Center, Saitama, Japan
8. Department of Obstetrics and Gynaecology, University of Helsinki, Helsinki, Finland
9. Division of Infectious Diseases, Department of Medicine, Faculty of Medicine and Dentistry, University of Alberta, Edmonton, AB, Canada
10. Leonor M de Barros Hospital, São Paulo, Brazil
11. GSK Vaccines, Wavre, Belgium