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Marginal Analyses of Clustered Data When Cluster Size Is Informative
Williamson, John M., (2003)
Estimation - Consistency and asymptotic normality of estimators in a proportional hazards model with interval censoring and left truncation
Datta, Somnath, (2000)
Rank-Sum Tests for Clustered Data
Datta, Somnath, (2005)