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Source: http://news.sciencemag.org/sciencenow/2013/05/uptick-in-whooping-cough-linked-.html?ref=hp
Uptick in Whooping Cough Linked to Subpar Vaccines
by Arthur Allen on 20 May 2013, 12:01 AM
Whooping cough, or pertussis, has exploded in the United States in recent years. A new study confirms what scientists have suspected for some time: The return of the disease is caused by the introduction of new, safer vaccines 2 decades ago. Although they have far fewer side effects, the new shots don't offer long-lived protection the way older vaccines do...
Uptick in Whooping Cough Linked to Subpar Vaccines
by Arthur Allen on 20 May 2013, 12:01 AM
Whooping cough, or pertussis, has exploded in the United States in recent years. A new study confirms what scientists have suspected for some time: The return of the disease is caused by the introduction of new, safer vaccines 2 decades ago. Although they have far fewer side effects, the new shots don't offer long-lived protection the way older vaccines do...