Just over 2 in 10 Americans say they would attempt to get a free coronavirus vaccine immediately were it released this year, according to a poll released Sunday.

In a CBS News/YouGov survey, 21 percent of Americans indicated that they would go out and be vaccinated as soon as possible should a no-cost COVID-19 vaccine be released, while more than half (58 percent) said that they would wait to see how others were affected by the injection before getting one themselves.

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The same percentage as would get it immediately, 21 percent, also said that they would "never" get a COVID-19 vaccine. That number could prove challenging to health experts who have sought to slow the virus's spread and have warned that many public activities and large-scale gatherings will not be possible until much of the population is vaccinated.

The majority of respondents expressed skepticism on the time frame of a vaccine being produced as being their reasoning for not getting the vaccine immediately. Sixty-five percent of respondents said that they would consider a vaccine before the end of 2020 to be the result of insufficient testing or the vaccine otherwise being "rushed" through production. Just 35 percent said that a vaccine before the end of 2020 would represent a scientific breakthrough. Read more at The Hill