TY - JOUR T1 - Clarifying a misunderstanding on clinical trial registry JF - Canadian Medical Association Journal JO - CMAJ SP - 203 LP - 206 DO - 10.1503/cmaj.1050201 VL - 174 IS - 2 AU - Deborah A. Zarin Y1 - 2006/01/17 UR - http://www.cmaj.ca/content/174/2/203.3.abstract ER -