Complex tissues of {HEAD ~ finite life span} will require cryopreservation to expand product availability and {TAIL ~ utility} 
Complex tissues of { HEAD ~ finite life span } will require cryopreservation to expand product availability and { TAIL ~ utility }
OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL