${{\boldsymbol Z}}$ $\rightarrow$ ${{\boldsymbol \Upsilon}{(2S)}}{{\boldsymbol \gamma}}$ INSPIRE search

$\Gamma($ ${{\mathit Z}}$ $\rightarrow$ ${{\mathit \Upsilon}{(2S)}}{{\mathit \gamma}}$ $)/\Gamma_{\text{total}}$
$\Gamma_{37}/\Gamma$
S044R07