'This information and guidance is brought to you by Dr Chris Steele M.B.. Ch.B./Dr Sarah Brewer MA MB BChir / Dr Colin Michie MA.FRCPCH. FLS who is/are expressing his/her/ their own independent views. Neither Dr Steel or Dr Brewer or Dr Michie can enter into personal communication, if you have concerns about your child's health, contact your own G.P. or other health professional.'