18 Liverpool consultants reply. (24th November 2009) - Adams, Elizabeth; Lewis-Jones, Iwan; Alfirevic, Zarko; MacDonald, Robert; Dawood, Feroza; Mallaiah, Shuba; Djabatey, Edwin; Parkinson, Derek; Farquharson, Roy; Patrick, David; Fowler, Gillian; Turner, Mark; et al.