${{\mathit Z}}$ $\rightarrow$ ${{\mathit \ell}^{+}}{{\mathit \ell}^{-}}{{\mathit \ell}^{+}}{{\mathit \ell}^{-}}$  Decay Mode Summary INSPIRE   PDGID:
S044.82
Mode Fraction ($\Gamma_i$ / $\Gamma$) Scale Factor/
Conf. Level
P(MeV/c)  
$\Gamma_{6}$ ${{\mathit Z}}$ $\rightarrow$ ${{\mathit \ell}^{+}}{{\mathit \ell}^{-}}{{\mathit \ell}^{+}}{{\mathit \ell}^{-}}$ ($4.55$ $\pm0.17$) $ \times 10^{-6}$ 45594
Note: Here ${{\mathit \ell}}$ indicates ${{\mathit e}}$ or ${{\mathit \mu}}$.
The following data is related to the above value: