New physics backgrounds to the <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" altimg="si1.gif" overflow="scroll"><mml:mi>H</mml:mi><mml:mo>→</mml:mo><mml:mi>W</mml:mi><mml:mi>W</mml:mi></mml:math> search at the LHC?
Physics letters. B