// inline Int_t AliAODv0::KeyPos() const {return fKeyPos;}
// inline Int_t AliAODv0::KeyNeg() const {return fKeyNeg;}
-inline Double_t AliAODv0::Chi2V0() const {return fSecondaryVtx->GetChi2perNDF();}
+inline Double_t AliAODv0::Chi2V0() const {return GetSecondaryVtx()->GetChi2perNDF();}
// Compare eventually AliAODv0::MomV0X() and AliAODRecoDecay::Px()
inline Double_t AliAODv0::MomV0X() const {return MomPosX()+MomNegX();}