RT Journal T1 CLinical trial registration JF Archives of Internal Medicine JO Archives of Internal Medicine YR 2006 FD January 9 VO 166 IS 1 SP 111 OP 111 DO 10.1001/archinte.166.1.111 UL http://dx.doi.org/10.1001/archinte.166.1.111 AB In concert with the International Committee of Medical Journal Editors (ICMJE), Archives of Internal Medicine will require, as a condition of consideration for publication, registration of clinical trials in a public trials registry (such as http://ClinicalTrials.gov. or http://controlled-trials.com.. Trials must be registered at or before the onset of patient enrollment. This policy applies to any clinical trial starting enrollment after March 1, 2006. For trials that began enrollment before this date, registration will be required by June 1, 2006. The trial registration number should be supplied at the time of submission.