title: Beneficial effect of macrocyclic ligands on field desorption mass spectra of samples containing alkali metal ions.
mesh_terms: D000468:Alkalies / Q000378:metabolism*; D008024:Ligands / Q000378:metabolism / Q000494:pharmacology*; D008094:Lithium / Q000378:metabolism; D013058:Mass Spectrometry / Q000379:methods / Q000592:standards*; D008670:Metals / Q000378:metabolism*; D011188:Potassium / Q000378:metabolism; D012964:Sodium / Q000378:metabolism
chemical_list: D000468:Alkalies; D008024:Ligands; D008670:Metals; D008094:Lithium; D012964:Sodium; D011188:Potassium