000 00473cam a2200121 4500
001 DC540
008 081031t2008 xxu||||| |||| 00| 0 eng d
110 _aBritish Society of Gastroenterology
245 0 _aGuidance for obtaining a valid consent for elective endoscopic procedures. A report of the Working Party of the British Society of Gastroenterology.
260 _bBritish Society of Gastroenterology,
_c2008
500 _aReplaces guideline published 1999
999 _c45216
_d45216