Hi guys. See below link on the Sars virus accepted and published research on cloth masks. We are going in circles until you read this ▸ Prepublication history for this paper is available online. To view these files please visit the journal online (http://dx.doi.org/10.1136/ bmjopen-2014-006577). Received 9 September 2014 Revised 25 March 2015 Accepted 26 March 2015
