RT Journal Article SR Electronic T1 Effectiveness of laxatives in adults JF Quality in Health Care JO Qual Health Care FD BMJ Publishing Group Ltd SP 268 OP 273 DO 10.1136/qhc.0100268.. VO 10 IS 4 A1 Petticrew, M A1 Rodgers, M A1 Booth, A YR 2001 UL http://qualitysafety.bmj.com/content/10/4/268.abstract AB