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        <datestamp>2026-09-28T17:28:18Z</datestamp>
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          <dc:title>&lt;p&gt;Protective effectiveness of the MuCV by age at first dose.&lt;/p&gt;</dc:title>
          <dc:creator>Huaxian Liu (21669137)</dc:creator>
          <dc:creator>Zhongkui Zhu (17467596)</dc:creator>
          <dc:creator>Yuanbao Liu (426801)</dc:creator>
          <dc:creator>Jintao Wang (8051)</dc:creator>
          <dc:creator>Yunke Qian (21669140)</dc:creator>
          <dc:creator>Yang Yu (4292)</dc:creator>
          <dc:creator>Lu Shen (161789)</dc:creator>
          <dc:creator>Yan Xie (41714)</dc:creator>
          <dc:creator>Wanqin Tang (21669143)</dc:creator>
          <dc:subject>Medicine</dc:subject>
          <dc:subject>Biotechnology</dc:subject>
          <dc:subject>Immunology</dc:subject>
          <dc:subject>Biological Sciences not elsewhere classified</dc:subject>
          <dc:subject>Science Policy</dc:subject>
          <dc:subject>Infectious Diseases</dc:subject>
          <dc:subject>Virology</dc:subject>
          <dc:subject>sparse data bias</dc:subject>
          <dc:subject>larger sample sizes</dc:subject>
          <dc:subject>extremely small number</dc:subject>
          <dc:subject>810 controls matched</dc:subject>
          <dc:subject>world protective effect</dc:subject>
          <dc:subject>14 unvaccinated controls</dc:subject>
          <dc:subject>world protective effectiveness</dc:subject>
          <dc:subject>strengthening vaccination management</dc:subject>
          <dc:subject>least one dose</dc:subject>
          <dc:subject>secondary school children</dc:subject>
          <dc:subject>primary school children</dc:subject>
          <dc:subject>significant protective effect</dc:subject>
          <dc:subject>limited sample size</dc:subject>
          <dc:subject>using unvaccinated individuals</dc:subject>
          <dc:subject>11 years ),</dc:subject>
          <dc:subject>2 matched case</dc:subject>
          <dc:subject>unvaccinated children precluded</dc:subject>
          <dc:subject>15 years old</dc:subject>
          <dc:subject>2 years );</dc:subject>
          <dc:subject>analyze factors influencing</dc:subject>
          <dc:subject>0 %), whereas</dc:subject>
          <dc:subject>5 years ),</dc:subject>
          <dc:subject>significant effect</dc:subject>
          <dc:subject>unvaccinated individuals</dc:subject>
          <dc:subject>15 years</dc:subject>
          <dc:subject>case group</dc:subject>
          <dc:subject>various vaccination</dc:subject>
          <dc:subject>vaccine effectiveness</dc:subject>
          <dc:subject>related factors</dc:subject>
          <dc:subject>5 years</dc:subject>
          <dc:subject>dose schedule</dc:subject>
          <dc:subject>dose period</dc:subject>
          <dc:subject>young children</dc:subject>
          <dc:subject>kindergarten children</dc:subject>
          <dc:subject>among children</dc:subject>
          <dc:subject>2 %).</dc:subject>
          <dc:subject>xlink "&gt;</dc:subject>
          <dc:subject>subgroup analyses</dc:subject>
          <dc:subject>study aimed</dc:subject>
          <dc:subject>statistical significance</dc:subject>
          <dc:subject>significantly higher</dc:subject>
          <dc:subject>sensitivity analyses</dc:subject>
          <dc:description>&lt;p&gt;Protective effectiveness of the MuCV by age at first dose.&lt;/p&gt;</dc:description>
          <dc:date>2026-09-28T17:28:03Z</dc:date>
          <dc:type>Dataset</dc:type>
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          <dc:identifier>10.1371/journal.pone.0359417.t006</dc:identifier>
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