Femme et Homme
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Extrait
To assess the anti-HBs antibody response, in terms of subjects with antibody concentrations >= 100 mIU/ml, to a single challenge dose of HBV vaccine (Engerix-B Kinder) in subjects 12–13 years of age, previously vaccinated with four doses of Infanrix hexa in the first two years of life.
Critère d'inclusion
- Hepatitis B