In the corona discharge single electrode {HEAD ~ electrochemical/electrospray ionization technique electrons} are removed from {TAIL ~ the metal tip} of the device through gases present in the electrospray ion source resulting in electrochemical ionization of the sample of interest 
are removed from
In the corona discharge single electrode { HEAD ~ electrochemical / electrospray ionization technique electrons } are removed from { TAIL ~ the metal tip } of the device through gases present in the electrospray ion source resulting in electrochemical ionization of the sample of interest
OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL REL REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH