title: [Sulfite-reducing Clostridia in raw materials for pharmaceutical use].
mesh_terms: D003013:Clostridium / Q000302:isolation & purification* / Q000378:metabolism; D004340:Drug Contamination; D010084:Oxidation-Reduction; D013447:Sulfites / Q000378:metabolism*
chemical_list: D013447:Sulfites
vernacular_title: Ricerca dei Clostridi solfito-riduttori in materie prime per uso farmaceutico.