${{\mathit Z}}$ $\rightarrow$ invisible  Decay Mode Summary INSPIRE   PDGID:
S044.9
Mode Fraction ($\Gamma_i$ / $\Gamma$) Scale Factor/
Conf. Level		 P(MeV/c)  
$\Gamma_{7}$ ${{\mathit Z}}$ $\rightarrow$ invisible ($20.000$ $\pm0.055$) $ \times 10^{-2}$
The following data is related to the above value:
$\Gamma($ ${{\mathit Z}}$ $\rightarrow$ invisible$)$
$\Gamma_{7}$