The fact that third parties may be involved in all steps of the chain from donation and procurement to distribution in most Member States highlights the importance that needs to be given to the written agreements established by tissue establishments and their verification by the national competent authorities.
Činjenicom da treće strane mogu biti uključene u svaki korak u lancu od darivanja i prikupljanja do distribucije u većini država članica ističe se važnost koju treba pridati pisanim sporazumima koje sklapaju banke tkiva i njihovoj provjeri koju provode nacionalna nadležna tijela.