Herein, “{HEAD ~ different kinds} of {TAIL ~ medical images}” indicate medical images that have been obtained by different modality or medical images that have been obtained by different imaging method 
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Herein , “ { HEAD ~ different kinds } of { TAIL ~ medical images } ” indicate medical images that have been obtained by different modality or medical images that have been obtained by different imaging method
OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL 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 OTH OTH