A radio communication system includes {HEAD ~ a plurality} of {TAIL ~ base stations} with supporting a plurality of radio access schemes 
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A radio communication system includes { HEAD ~ a plurality } of { TAIL ~ base stations } with supporting a plurality of radio access schemes
OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH