Total number of waterborne disease cases in Idleb from week 43, 2014 through week 44, 2015 (top). Total number of waterborne disease cases in Idleb from week 43, 2014 through week 44, 2015 (top). Rise in waterborne disease in Idleb as analysed by cases of waterborne disease in Idleb/total consultations in Idleb (bottom). EWARN, Early Warning and Response Network; EWARS, Early Warning and Response System. Annie Sparrow et al. BMJ Glob Health 2016;1:e000029 Published by the BMJ Publishing Group Limited. For permission to use (where not already granted under a licence) please go to http://www.bmj.com/company/products-services/rights-and-licensing/