Label-free biosensing with high sensitivity in dual-core microstructured polymer optical fibers Markos, Christos ; Yuan, Wu ; Vlachos, Kyriakos ; Town, Graham E. ; Bang, Ole Abstract Publication: Optics Express Pub Date: April 2011 DOI: 10.1364/OE.19.007790 Bibcode: 2011OExpr..19.7790M