TY - JOUR T1 - Debate over credibility of natural health product claims JF - Canadian Medical Association Journal JO - CMAJ SP - 983 LP - 983 DO - 10.1503/cmaj.050162 VL - 172 IS - 8 AU - Wayne Kondro Y1 - 2005/04/12 UR - http://www.cmaj.ca/content/172/8/983.abstract ER -