${{\boldsymbol \pi}^{0}}$ $\rightarrow$ ${{\boldsymbol \gamma}}{{\boldsymbol \nu}}{{\overline{\boldsymbol \nu}}}$ INSPIRE search

$\Gamma($ ${{\mathit \pi}^{0}}$ $\rightarrow$ ${{\mathit \gamma}}{{\mathit \nu}}{{\overline{\mathit \nu}}}$ $)/\Gamma_{\text{total}}$
$\Gamma_{11}/\Gamma$
S009R15