Identification of endogenous resolvin E1 and other lipid mediators
derived from eicosapentaenoic acid via electrospray low-energy tandem
mass spectrometry: spectra and fragmentation mechanisms.
Lu Y, Hong S, Yang R, Uddin J, Gotlinger KH, Petasis NA, Serhan CN.
Rapid Commun Mass Spectrom. 2007;21(1):7-22.
PMID: 17131464