Further clarity on vaccine-associated paralytic polio in India
| Main Authors: | , , |
|---|---|
| 格式: | Article |
| 語言: | English |
| 出版: |
The World Health Organization
2002-01-01
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| 叢編: | Bulletin of the World Health Organization |
| 在線閱讀: | http://www.scielosp.org/scielo.php?script=sci_arttext&pid=S0042-96862002001200018 |