#include "DataFormats/Common/interface/Ref.h"
#include "DataFormats/Common/interface/RefToBase.h"
#include "DataFormats/VertexReco/interface/VertexFwd.h"
#include "DataFormats/VertexReco/interface/Vertex.h"
#include "FWCore/Framework/interface/ESHandle.h"
#include "FWCore/Framework/interface/Event.h"
#include "FWCore/Framework/interface/EventSetup.h"
#include "FWCore/Framework/interface/Frameworkfwd.h"
#include "FWCore/MessageLogger/interface/MessageLogger.h"
#include "FWCore/ParameterSet/interface/ParameterSet.h"
#include "SimDataFormats/EncodedEventId/interface/EncodedEventId.h"
#include "SimDataFormats/TrackingAnalysis/interface/TrackingVertexContainer.h"
#include "SimDataFormats/TrackingAnalysis/interface/TrackingVertex.h"
#include "SimTracker/TrackAssociation/interface/TrackAssociatorBase.h"
#include "SimTracker/VertexAssociation/interface/VertexAssociatorByTracks.h"
#include "CommonTools/Statistics/interface/ChiSquaredProbability.h"