The method 1, wherein {HEAD ~ the mass spectrum} is obtained from {TAIL ~ a MALDI mass spectrometer} 
is obtained from
The method 1 , wherein { HEAD ~ the mass spectrum } is obtained from { TAIL ~ a MALDI mass spectrometer }
OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL REL REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL