Am J Cardiol. 2003 Jun; 91(12): 1510-3, A9.

Effect of a multicomponent, ephedra-containing dietary supplement (Metabolife 356) on Holter monitoring and hemostatic parameters in healthy volunteers.

Gardner SF, Franks AM, Gurley BJ, Haller CA, Singh BK, Mehta JL.

Department of Pharmacy Practice, College of Pharmacy, University of Arkansas for Medical Sciences, 4301 W. Markham #522, Little Rock, AR 72205, USA. gardnerstephanief@uams.edu