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

$\Gamma($ ${{\mathit f}_{{{0}}}{(2020)}}$ $\rightarrow$ ${{\mathit \eta}}{{\mathit \eta}})/\Gamma_{\text{total}}$
$\Gamma_{5}/\Gamma$
M156R01