//Instantiate the search extension
         	LexBIGService lbsvc = LexBIGServiceImpl.defaultInstance();
         	SourceAssertedValueSetSearchExtensionImpl assertedVSsvc = null;
       		try {
        	assertedVSsvc = (SourceAssertedValueSetSearchExtensionImpl) lbsvc
                   .getGenericExtension("AssertedValueSetSearchExtension");
    		} catch (LBException e) {
        	e.printStackTrace();
    		}
			//Search for results based on a match of the unique identifier of the value set member
	        ResolvedConceptReferencesIterator itr = assertedVSsvc.
                search("C48323", null, null, MatchAlgorithm.CODE_EXACT,
                false, false);
			while(itr.hasNext()){
				ResolvedConceptReference ref = itr.next();
				System.out.println("description: " + ref.getEntityDescription().getContent()):
			}