Figure Information Figure Group ALICE upgrades during the LHC Long Shutdown 2 Figure Image Figure image (.eps) 2020-08-17-finalPlotsLowB_ITS3_EoI_updateRFactorSyst_Mee_ITSCyl0_IPcut1_redraw.eps Figure image (.pdf) 2020-08-17-finalPlotsLowB_ITS3_EoI_updateRFactorSyst_Mee_ITSCyl0_IPcut1_redraw.pdf Figure Caption Projection of the invariant mass distribution of electron-positron pairs before (left panel) and after (right panel) subtraction of the contribution from decays of light and heavy flavour mesons, except the $\rho$ meson. From~. Detail description Figure extracted from paper