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D.P.T. Vaccine: Why It's Been Neglected

Nov 10, 2011 | Updated Jan 10, 2012

Like many other grown-ups, I hadn't given any thought to what we used to call the D.P.T. vaccine -- for diphtheria, pertussis and tetanus -- for decades. I got the shots when I was a child, and I made sure my daughter got them during her childhood immunizations.

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