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'''Pertussis''', also known as "whooping cough," is bacterial infectious [[disease]] marked by a convulsive spasmodic cough, sometimes followed by a crowing intake of breath.
'''Pertussis''', also known as "whooping cough," is bacterial infectious [[disease]] marked by a convulsive spasmodic cough, sometimes followed by a crowing intake of breath.<ref>http://www.cdc.gov/vaccines/about/terms/glossary.htm#p</ref>
==References==
<references/>
[[category:diseases]]
[[category:diseases]]