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Volume 28, Number 3—March 2022

Photo Quiz

Photo Quiz

Who is this person?

Here is a clue: he made the oral polio vaccine.

Who is he?

A) Edward Jenner

B) Albert Bruce Sabin

C) Robert Koch

D) Jonas Edward Salk

Decide first. Then turn the page.

Page created: February 04, 2022
Page updated: February 04, 2022
Page reviewed: February 04, 2022
The conclusions, findings, and opinions expressed by authors contributing to this journal do not necessarily reflect the official position of the U.S. Department of Health and Human Services, the Public Health Service, the Centers for Disease Control and Prevention, or the authors' affiliated institutions. Use of trade names is for identification only and does not imply endorsement by any of the groups named above.
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