Efficacy and Safety of Echinacea in Treating Upper Respiratory Tract Infections in Children
Taylor, James A., Weber, Wendy, Standish, Leanna, Quinn, Hal, Goesling, Jenna, McGann, Mary, Calabrese, CarloVolume:
290
Language:
english
Journal:
JAMA
DOI:
10.1001/jama.290.21.2824
Date:
December, 2003
File:
PDF, 118 KB
english, 2003