Study Evaluating the Nasopharyngeal Carriage in Healthy Children (Carriage)
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The purpose of this study is to assess the prevalence of pneumococcal stereotypes in the nasopharynx of healthy children and to describe the changes of nasopharyngeal carriage at different ages over time.
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Ages Eligible for Study:
3 Months to 4 Months (Child)
Sexes Eligible for Study:
Accepts Healthy Volunteers:
Main inclusion criteria:
Age at enrolment 3 to 4 month Main
Malformation or injury of the nasopharynx
Known or suspected immunodeficiency
Use of antibiotics up to 10 days prior to study inclusion