Columbia subject headings:
Leukotrienes.
Prostaglandins.
Spectrum analysis.
Unsaturated fatty acids.
Harvard subject headings:
Mass spectrometry.
Prostaglandins.
Princeton subject headings:
Leukotrienes--Spectra.
Prostaglandins--Spectra.
Thromboxanes--Spectra.
Unsaturated fatty acids--Spectra.