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Baker, S. G.; Cook, N. R.; Vickers, A.; Kramer, B. S. Journal of the Royal Statistical Society. Series A - Statistics in Society (2009)
Leung, D. H. Y. Journal of the Royal Statistical Society. Series A - Statistics in Society (2001)
Begg, C. B.; Leung, D. H. Y. Journal of the Royal Statistical Society. Series A - Statistics in Society (2000)