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IP address: 44.211.49.158
Time: 2024-03-29T15:41:33Z
URL: http://scholar.google.com/scholar_lookup?title=Reduced+risk+of+pertussis+among+persons+ever+vaccinated+with+whole+cell+pertussis+vaccine+compared+to+recipients+of+acellular+pertussis+vaccines+in+a+large+US+cohort&year=2013&author=Witt&journal=Clin+Infect+Dis&volume=56&issue=9&pages=1248-1254&doi=10.1093%2Fcid%2Fcit046&pmid=23487373