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A Scientific Evaluation of One or Two Doses of a Vaccine Against Human Papillomavirus: Long Term Follow Up of Gardasil9 Recipients in the ESCUDDO Study ("Estudio de Comparación de Una y Dos Dosis de Vacunas Contra el Virus de Papiloma Humano [VPH]")
Sponsor: National Cancer Institute (NCI)
Summary
This study evaluates the long term protection provided by either one or two doses of the HPV vaccine for patients who were part of the ESCUDDO study.
Official title: A Scientific Evaluation of One or Two Doses of a Vaccine Against Human Papillomavirus: Long Term Follow Up of Gardasil9 Recipients in the ESCUDDO Study ("Estudio de Comparación de Una y Dos Dosis de Vacunas Contra el Virus de Papiloma Humano (VPH)")
Key Details
Gender
FEMALE
Age Range
12 Years - Any
Study Type
OBSERVATIONAL
Enrollment
9700
Start Date
2026-08-03
Completion Date
2031-01-15
Last Updated
2026-07-16
Healthy Volunteers
Yes
Interventions
Non-Interventional Study
Non-interventional study
Locations (1)
Agencia Costarricense de Investigaciones Biomédicas (ACIB)
Liberia, Guanacaste Province, Costa Rica