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