title: Laser desorption Fourier transform ion cyclotron resonance mass spectrometry vs. fast atom bombardment magnetic sector mass spectrometry for drug analysis.
mesh_terms: D000900:Anti-Bacterial Agents / Q000032:analysis; D005583:Fourier Analysis; D007834:Lasers; D013058:Mass Spectrometry; D010315:Particle Accelerators; D004364:Pharmaceutical Preparations / Q000032:analysis*
chemical_list: D000900:Anti-Bacterial Agents; D004364:Pharmaceutical Preparations