Tests of three herbal therapies yield disappointing results.
Arnold
Katherine
K
D001628:Beverages; D004365:Drugs, Chinese Herbal; D006801:Humans; D020902:Hypericum; D009369:Neoplasms / Q000188:drug therapy; D008517:Phytotherapy; D010936:Plant Extracts
D004365:Drugs, Chinese Herbal; D010936:Plant Extracts; C114209:herbal preparation PC-SPES