Since 2012, Tetanus, diphtheria and pertussis (Tdap) vaccine has been recommended for pregnant women during the third trimester of each pregnancy to provide protection to the newborn despite the glaring lack of safety data. The study, “Prenatal Tetanus, Diphtheria, Acellular Pertussis Vaccination and Autism Spectrum Disorder (ASD)” by Kaiser Permanente was published this week in the journal Pediatrics, the official journal of the American Academy of Pediatrics (AAP)