${{\mathit B}_{{{s}}}^{0}}$ $\rightarrow$ ${{\mathit \eta}}{{\mathit \eta}}$  Decay Mode Summary INSPIRE   PDGID:
S086.12
Mode Fraction ($\Gamma_i$ / $\Gamma$) Scale Factor/
Conf. Level		 P(MeV/c)  
$\Gamma_{110}$ ${{\mathit B}_{{{s}}}^{0}}$ $\rightarrow$ ${{\mathit \eta}}{{\mathit \eta}}$ $<1.43 \times 10^{-4}$ CL= 90% 2627
The following data is related to the above value:
$\Gamma($ ${{\mathit B}_{{{s}}}^{0}}$ $\rightarrow$ ${{\mathit \eta}}{{\mathit \eta}})/\Gamma_{\text{total}}$
$\Gamma_{110}/\Gamma$