RT Journal Article SR Electronic T1 More guidelines on research ethics? JF Journal of Medical Ethics JO J Med Ethics FD BMJ Publishing Group Ltd and Institute of Medical Ethics SP 683 OP 684 DO 10.1136/jme.2007.023093 VO 33 IS 12 A1 John Saunders YR 2007 UL http://jme.bmj.com/content/33/12/683.abstract AB