In {HEAD ~ some versions}, a medical fluid may comprise {TAIL ~ minced tissue fragments} suspended in a biocompatible carrier 
In { HEAD ~ some versions } , a medical fluid may comprise { TAIL ~ minced tissue fragments } suspended in a biocompatible carrier
OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH