title: US pharmacy chain tracks customer's use of herbals.
authors.forename: D
authors.initials: D
authors.lastname: Helwig
mesh_terms: D016907:Adverse Drug Reaction Reporting Systems; D004347:Drug Interactions; D004365:Drugs, Chinese Herbal / Q000009:adverse effects*; D006801:Humans; D020407:Internet; D010593:Pharmaceutical Services; D008517:Phytotherapy
chemical_list: D004365:Drugs, Chinese Herbal