title: Re: "Lung cancer among industrial sand workers exposed to crystalline silica".
authors.forename: B
authors.initials: B
authors.lastname: Sjögren
mesh_terms: D003460:Crystallization; D006801:Humans; D008175:Lung Neoplasms / Q000209:etiology*; D008297:Male; D016273:Occupational Exposure; D012822:Silicon Dioxide / Q000009:adverse effects*; D012907:Smoking / Q000009:adverse effects
chemical_list: D012822:Silicon Dioxide