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