title: [On the history of penicillin preparation by Z.V. Ermol'eva].
authors.forename: T I
authors.initials: TI
authors.lastname: Balezina
mesh_terms: D049673:History, 20th Century; D010406:Penicillins / Q000096:biosynthesis / Q000266:history* / Q000627:therapeutic use; D010407:Penicillium / Q000378:metabolism; D014586:USSR; D006113:United Kingdom; D014481:United States
chemical_list: D010406:Penicillins
vernacular_title: K istorii polucheniia Z.V. Ermol'evoĭ penitsillina.