${{\mathit f}_{{{0}}}{(2020)}}$ $\rightarrow$ ${{\mathit \eta}^{\,'}}{{\mathit \eta}^{\,'}}$ INSPIRE search

$\Gamma($ ${{\mathit f}_{{{0}}}{(2020)}}$ $\rightarrow$ ${{\mathit \eta}^{\,'}}{{\mathit \eta}^{\,'}})/\Gamma_{\text{total}}$
$\Gamma_{6}/\Gamma$
M156R00