RT Journal Article SR Electronic T1 A response, and rebuttal, to Roland Valori's ‘top tips for managing patients with medically unexplained symptoms’ JF Frontline Gastroenterology JO Frontline Gastroenterol FD BMJ Publishing Group Ltd SP 34 OP 35 DO 10.1136/flgastro-2011-100079 VO 3 IS 1 A1 Roland Valori A1 Hugh Shepherd YR 2012 UL http://fg.bmj.com/content/3/1/34.abstract AB