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. 2014 Aug 25;9(8):e104813. doi: 10.1371/journal.pone.0104813

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© 2014 Yildirim, Coscia

This is an open-access article distributed under the terms of the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original author and source are properly credited.

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This is a simple graph representation of a bipartite graph. Nodes in the class connect exclusively with nodes in the class with edges.

Inline graphic — This is a simple graph representation of a bipartite graph. Nodes in the class connect exclusively with nodes in the class with edges.