No abstract available
Publication types
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Research Support, U.S. Gov't, P.H.S.
MeSH terms
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Adolescent
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Appointments and Schedules*
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Child
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Communication*
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Correspondence as Topic
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Cross-Sectional Studies
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Female
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Humans
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Immunization / statistics & numerical data
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Male
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Primary Health Care / methods
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Primary Health Care / statistics & numerical data*
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Reminder Systems / statistics & numerical data*
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Telephone
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Text Messaging / statistics & numerical data
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Vaccination / statistics & numerical data*