title: Prevalence of radiographic small opacities in vermiculite miners.
authors: H E
authors: HE
authors: Amandus
mesh_terms: D000538:Aluminum Silicates / Q000506:poisoning*; D006801:Humans; D008297:Male; D008906:Mining; D011859:Radiography; D003074:Solitary Pulmonary Nodule / Q000139:chemically induced / Q000000981:diagnostic imaging*
chemical_list: D000538:Aluminum Silicates; C003760:vermiculite