(Q40146909)
Statements
1 reference
Oral polio vaccine. Effect of booster vaccination one to 14 years after primary series (English)
1 reference
J. W. Bass
S. B. Halstead
G. W. Fischer
J. K. Podgore
1 May 1978
1 reference
1 reference
239
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21
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2252-2255
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Identifiers
1 reference
1 reference