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This quote is just one of 18 total Dr. William Schaffner quotes in our collection. Dr. William Schaffner is known for saying 'By protecting personal and public health, they are vaccines at their best.' as well as some of the following quotes.
It's always an uncertainty. We're always at the infectious disease roulette table.
We cannot let our guard down, because a series of genetic changes could happen at any time that could allow this virus to pick up the capacity to move from person to person.
This quote is just one of 18 total Dr. William Schaffner quotes in our collection. Dr. William Schaffner is known for saying 'By protecting personal and public health, they are vaccines at their best.' as well as some of the following quotes.