and the rebuttal, which argues that nearly all of the increase in infections is due to a bacteria wave that started before the ban and was international in brea

and the rebuttal, which argues that nearly all of the increase in infections is due to a bacteria wave that started before the ban and was international in breadth: http://berkeleyblog.wpengine.com/wp-content/uploads/2013/02/SF-Health-Officer-MEMO-re-Reusable-Bag-Study_V8-FIN1.pdf http://berkeleyblog.wpengine.com/wp-content/uploads/2013/02/...