28.12.2013 Views

LIVE POLIO IRUS VACCINES

LIVE POLIO IRUS VACCINES

LIVE POLIO IRUS VACCINES

SHOW MORE
SHOW LESS

Create successful ePaper yourself

Turn your PDF publications into a flip-book with our unique Google optimized e-Paper software.

282<br />

Efficacy-Laboratory Evidence<br />

to poliomyelitis.* The three cases of poliomyelitis<br />

that occurred in Philadelphia during the<br />

study were consistent with the pattern of the<br />

disease, which has been seen early in previous<br />

poliomyelitis seasons, both in Philadelphia and in<br />

neighboring New Jersey.<br />

Response to Vaccination. Vaccinations were<br />

judged successful if paired sera showed either<br />

a fourfold rise in titer or a change in titer from<br />

Hooray! Your file is uploaded and ready to be published.

Saved successfully!

Ooh no, something went wrong!