Evaluate the collective function of references cited together in a given text segment.
Classify their combined role into one of the following categories: 'method', 'background', or 'result'.

Text:For example, one splice variant results in lIMnebulette, also called lasp-2 (Katoh and Katoh 2003). the MB-associated NEBL snP rs11012461 is located within intron 3 of the Lasp-2 portion of NEBL.
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