Abstract: An adhesive-backed label having a plurality of adhesive-backed label portions, each of the adhesive-backed label portions comprising an instance of an identifying indicia, whereby one or more of the plurality of adhesive-backed label portions is applied to at least one collected sample so that the identifying indicia on the adhesive-backed label portion on the collected sample corresponds to the identifying indicia on at least one of the adhesive-backed label portions that remains on the adhesive-backed label, at least one of the adhesive-backed label portions on the adhesive-backed label also comprising a field configured to receive additional identifying indicia.