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"Pharmaceutical giant\u00A0Sanofi and biotech Regeneron \u00A0have announced the start of two late-stage clinical trials for their experimental rheumatoid arthritis drug sarilumab. This antibody is being"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.aol.com/article/2013/05/15/sanofi-and-regenerons-latest-partnership-4/20571424/?gen=1>