BOSTON (CBS) – Johnson & Johnson’s COVID-19 vaccine could be back in use by the end of this week.

A CDC panel is expected to make a decision on whether to end the pause on the use of the single shot vaccine by Friday.

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Dr. Anthony Fauci, the chief medical adviser to President Biden, thinks the CDC advisory committee could bring back the shot “with some form of restriction or some form of warning.”

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“I believe by Friday we’re going to know the answer to that,” he told CBS News.

Researchers have been examining the risk of the Johnson & Johnson vaccine after six cases of extremely rare blood clots in women were reported. One of the women died.

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More than 7.2 million Americans had received the shot before the CDC and FDA called for a pause in the use of the vaccine April 13. Staff