History for Presentations / B2Kemu / Col_aproval / figs / vetos / B2Kmumu_MC_2012_Pythia8_Sim08a_12113001_background_eminus_mumass_muplus_M2950eminus_mumass_muplus_M3200_and_eminus_mumass_muplus_M3630eminus_mumass_muplus_M3740.pdf