RT Journal Article SR Electronic T1 The Ottawa Statement. International registration of protocol information and results from human trials of health related interventions JF Saudi Medical Journal JO Saudi Med J FD Prince Sultan Military Medical City SP 1860 OP 1861 VO 26 IS 12 A1 Fedorowicz, Zbys A1 Al-Hajeri, Amani A. YR 2005 UL http://smj.org.sa/content/26/12/1860.abstract AB