title: Challenges for phytopharmacovigilance.
authors.forename: E
authors.initials: E
authors.lastname: Ernst
mesh_terms: D006801:Humans; D007880:Legislation, Drug; D008517:Phytotherapy / Q000009:adverse effects* / Q000592:standards; D028321:Plant Preparations / Q000009:adverse effects*; D012307:Risk Factors; D012449:Safety
chemical_list: D028321:Plant Preparations