PT - JOURNAL ARTICLE AU - L M Burke AU - S J Stear AU - A Lobb AU - M Ellison AU - L M Castell TI - A–Z of nutritional supplements: dietary supplements, sports nutrition foods and ergogenic aids for health and performance—Part 19 AID - 10.1136/bjsm.2011.084988 DP - 2011 Apr 01 TA - British Journal of Sports Medicine PG - 456--458 VI - 45 IP - 5 4099 - http://bjsm.bmj.com/content/45/5/456.short 4100 - http://bjsm.bmj.com/content/45/5/456.full SO - Br J Sports Med2011 Apr 01; 45