Whooping Cough Vaccine Effectiveness Fades With Time: Study
MONDAY, June 10, 2019 (HealthDay News) — The waning effectiveness of a flawed whooping cough vaccine is the main culprit in recent outbreaks of the highly contagious bacterial infection, a new study reports. More than four out of five confirmed whooping cough (pertussis) cases strike children who are fully vaccinated,Continue Reading