Fox Health: California city sees spike in whooping cough cases

[riky]

California city sees spike in whooping cough cases

<p>A Southern California city has seen a spike in reported whooping cough cases so far this year, with the number of infections nearly tripling compared to all of last year, possibly due to a less potent vaccine or lower vaccination rates, officials said on Wednesday.</p><img src="http://feeds.feedburner.com/~r/foxnews/health/~4/M6vxLvHtsl0" height="1" width="1"/>

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