title: Direct determination of beta-lactam antibiotics by circular dichroism.
mesh_terms: D000900:Anti-Bacterial Agents / Q000032:analysis*; D002942:Circular Dichroism; D013053:Spectrophotometry / Q000379:methods; D047090:beta-Lactams
chemical_list: D000900:Anti-Bacterial Agents; D047090:beta-Lactams