Author's response to reviews Title: Prevalence of Diabetes mellitus among non institutionalized elderly in Monastir city Authors: Sonia Hammami ( Sonia.Hammami@fmm.rnu.tn) Sounira Mehri ( mehrisounira@yahoo.fr) Said Hajem ( said.said@yahoo.fr) Nadia Koubaa ( nba_ko@yahoo.fr) Hala Souid ( hala.souid@yahoo.fr) Mohamed Hammami ( mohamed.hammami@fmm.rnu.tn) Version: 5 Date: 14 May 2012 Author's response to reviews: see over