title: [Meta-analysis of the effectiveness of therapeutic methods].
authors.affiliation: Kliniki Ostrych Zatruć Instytutu Medycyny Pracy, Lodzi.
authors.forename: T
authors.initials: T
authors.lastname: Bogdanik
mesh_terms: D002986:Clinical Trials as Topic / Q000379:methods*; D004311:Double-Blind Method; D004381:Duodenal Ulcer / Q000601:surgery*; D006801:Humans; D008433:Mathematics; D015201:Meta-Analysis as Topic; D014629:Vagotomy, Proximal Gastric / Q000379:methods* / Q000706:statistics & numerical data; D015167:Vagotomy, Truncal / Q000379:methods* / Q000706:statistics & numerical data
vernacular_title: Meta-analiza w ocenie skuteczności metod leczniczych.