title: Study by Robertson et al is a fine example of nonsensical, misleading statistics.
authors.forename: E
authors.initials: E
authors.lastname: Ernst
mesh_terms: D000328:Adult; D018650:Arnica; D005260:Female; D006705:Homeopathy / Q000379:methods*; D006801:Humans; D008297:Male; D010149:Postoperative Pain / Q000188:drug therapy* / Q000209:etiology; D008517:Phytotherapy / Q000379:methods*; D010936:Plant Extracts / Q000627:therapeutic use; D012107:Research Design; D014068:Tonsillectomy / Q000009:adverse effects*
chemical_list: D010936:Plant Extracts