PT - JOURNAL ARTICLE AU - J.A. Chris Delaney TI - The best type of trial AID - 10.1503/cmaj.1040320 DP - 2004 Jun 08 TA - Canadian Medical Association Journal PG - 1772--1772-a VI - 170 IP - 12 4099 - http://www.cmaj.ca/content/170/12/1772.2.short 4100 - http://www.cmaj.ca/content/170/12/1772.2.full SO - CMAJ2004 Jun 08; 170