ebhistorical object class. This class is
used to store output from the historical function EpiBayesHistorical.
ebhistorical(x)EpiBayes_s and EpiBayes_ns functions return objects of the
class eb, for which this is the generic. This class of objects is used to
store the output of the EpiBayes models and to reference the print,
summary, and plot methods for these output objects.
eb for
output objects of the EpiBayes_s and EpiBayes_ns
functions and ebsamplesize for output objects of the
EpiBayesSampleSize function.