title: Antibiotic assaying by use of a direct plate technique.
mesh_terms: D000900:Anti-Bacterial Agents / Q000097:blood*; D001431:Bacteriological Techniques; D001681:Biological Assay; D003470:Culture Media; D006801:Humans; D008722:Methods
chemical_list: D000900:Anti-Bacterial Agents; D003470:Culture Media