A randomized, double-blind, placebo-controlled, clinical dose–response trial of an extract of Baptisia, Echinacea and Thuja for the treatment of patients with common cold

Autor: Naser, B., Lund, B., Henneicke-von Zepelin, H.-H., Köhler, G., Lehmacher, W., Scaglione, F.
Zdroj: In Phytomedicine 2005 12(10):715-722
Databáze: ScienceDirect