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Directory Of Year 1963, Issue 7
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Current Location:English » 19637 » MASS VACCINATION AGAINST POLIO
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MASS VACCINATION AGAINST POLIO

Year:1963 Issue:7

Column: ARTICLES

Author: KU FANG-CHOU

Release Date:1963-07-01

Page: 28-30

Full Text:  

DURING the past three years over 20,000,000 Chinese children under seven years of age have been given free oral vaccination against poliomyelitis. All the attenuated live polio vaccine (live...

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