Frannie Comstock
Contributor
Frannie Comstock is a writer based in Chicago.
Primary Contributions (51)
Maurice Hilleman was an American microbiologist and virologist who developed more than 40 vaccines, including those for varicella (chickenpox), hepatitis A, hepatitis B, measles, meningitis, mumps, and rubella. His work was credited with saving tens of millions of lives by making possible the…
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