Erratum to: Eur. Phys.
J. C (2015) 75:299 DOI 10.1140/epjc/s10052-015-3517-3 In the published paper, Fig. 16 was wrongly replaced by another figure and it did not correspond to the caption.
In the correct Fig.16 shown here, the 95 % CL upper limit on sigma x BR( H RIGHTWARDS ARROW invisible ) as a function of the boson mass is presented