Dec. 8, 2021, 6:39 p.m.
(NBC News) As scientists race to answer questions about the omicron variant of the coronavirus, parents are already wondering about booster shots for their kids.
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Dec. 8, 2021, 6:39 p.m.
(NBC News) As scientists race to answer questions about the omicron variant of the coronavirus, parents are already wondering about booster shots for their kids.
Login to grade this article.