|1||Active, not recruiting||
Extended Follow-Up of Young Women in Costa Rica Who Received Vaccination Against Human Papillomavirus Types 16 and 18 and Unvaccinated Controls
|2||Enrolling by invitation||
Evaluation of Long-term HPV Vaccine Efficacy
Human Papilloma Virus (HPV) Vaccine Efficacy Trial Against Cervical Pre-cancer in Young Adults With GlaxoSmithKline (GSK) Biologicals HPV-16/18
† Study has passed its completion date and status has not been verified in more than two years.