
By BY MELINDA WENNER MOYER from NYT Health Men and women tend to respond differently to many kinds of vaccines. That’s probably because of a mix of factors, including hormones, genes and the dosing of the shots. https://ift.tt/2PzsKmD
By BY BENJAMIN MUELLER AND JAN HOFFMAN from NYT Health Nationwide, the number of kindergartners with the required shots fell below the targ...
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