PT - JOURNAL ARTICLE AU - Roy M. Preshaw MD AU - Daniel Leavitt MD AU - Gordon Hoag, MD PhD TI - The dietary supplement 5-hydroxytryptophan and urinary 5-hydroxyindole acetic acid AID - 10.1503/cmaj.071569 DP - 2008 Apr 08 TA - Canadian Medical Association Journal PG - 993--993 VI - 178 IP - 8 4099 - http://www.cmaj.ca/content/178/8/993.short 4100 - http://www.cmaj.ca/content/178/8/993.full SO - CMAJ2008 Apr 08; 178