Weekly Epidemiological Record (WER)

4 June 2010, vol. 85, 23 (pp 213–228)

Contents
213 Polio vaccines and polio immunization in the pre-eradication era: WHO position paper

Translations

"Polio vaccines and polio immunization in the pre-eradication era: WHO position paper", published in English and French in this WER, is also available in the following languages:

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