title: Diagnostic value of serum to pleural fluid zinc ratios in pleural effusions.
authors.forename: K E
authors.initials: KE
authors.lastname: Shepherd
mesh_terms: D014408:Biomarkers, Tumor / Q000032:analysis*; D003937:Diagnosis, Differential; D006801:Humans; D010996:Pleural Effusion / Q000209:etiology*; D015032:Zinc / Q000032:analysis* / Q000097:blood
chemical_list: D014408:Biomarkers, Tumor; D015032:Zinc