PT - JOURNAL ARTICLE AU - Rhiannon Llewellyn AU - Steve Scott AU - Natalie Meara AU - Asad Salim TI - What lies beneath the surface? AID - 10.7861/clinmedicine.13-1-103 DP - 2013 Feb 01 TA - Clinical Medicine PG - 103--105 VI - 13 IP - 1 4099 - http://www.rcpjournals.org/content/13/1/103.short 4100 - http://www.rcpjournals.org/content/13/1/103.full SO - Clin Med2013 Feb 01; 13