The cultured tissue equivalent is an in vitro model of {HEAD ~ the equivalent human tissue}, such as skin or cornea, which, when retrieved from storage can be used for {TAIL ~ transplantation} or implantation in vivo or for screening compounds in vitro 
used for
The cultured tissue equivalent is an in vitro model of { HEAD ~ the equivalent human tissue } , such as skin or cornea , which , when retrieved from storage can be used for { TAIL ~ transplantation } or implantation in vivo or for screening compounds in vitro
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