title: Silica and lung cancer: hazard or risk.
authors.forename: J
authors.initials: J
authors.lastname: Duffus
mesh_terms: D001151:Arsenic / Q000009:adverse effects*; D002273:Carcinogens; D006801:Humans; D009532:Nickel / Q000009:adverse effects*
chemical_list: D002273:Carcinogens; D009532:Nickel; D001151:Arsenic