import(tpr, geepack, lgtdl, prodlim)
importFrom("lattice", "xyplot")
importFrom("graphics", "lines", "plot", "points")
importFrom("stats", "binomial", "gaussian", "model.extract",
           "model.matrix", "pchisq", "pnorm", "predict",
           "printCoefmat", "qnorm", "quantile", "terms", "update")
export(cpf, cpfpo, summary.cpf, pseudocpf, summary.pseudocpf)
S3method(print, cpf)
S3method(summary, cpf)
S3method(print, summary.cpf)
S3method(plot,cpf)
S3method(print, cpfpo)
S3method(xyplot, cpfpo)
S3method(predict, cpf)
S3method(lines, cpf)
S3method('[', cpf)
S3method(print, pseudocpf)
S3method(summary, pseudocpf)
S3method(print, summary.pseudocpf)
