(Q34329361)
Statements
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Epidemiological features of an outbreak of diphtheria and its control with diphtheria toxoid immunization (English)
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Youwang Y
1 reference
Jianming D
1 reference
Yong X
1 reference
Pong Z
1 reference
1 August 1992
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1 reference
21
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807-811
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