title: [The use of ferric alum as a contrast medium in electron microscopy].
mesh_terms: D007501:Iron; D008722:Methods; D008854:Microscopy, Electron; D013194:Staining and Labeling; D013431:Sulfates
chemical_list: D013431:Sulfates; D007501:Iron
vernacular_title: De l'utilisation de l'alun de fer comme moyen de contraste en microscopie electronique.