Author's response to reviews Title: Frequent emergency department attenders and frequently readmitted patients: how the differences can shape policy. Authors: Sue E Kirby ( s.kirby@student.unsw.edu.au) Sarah M Dennis ( s.dennis@unsw.edu.au) Upali W Jayasinghe ( upali.jay@unsw.edu.au) Mark F Harris ( m.f.harris@unsw.edu.au) Version: 3 Date: 5 February 2010 Author's response to reviews: see over