Working Papers

Wang S, Nan B, Rosset S, and Zhu J (2008). Random lasso.

Li Z and Nan B (2008). Missing covariates in Cox regression with current status data.

Li Z, Gilbert P, and Nan B (2007). Weighted likelihood method for grouped survival data in case-cohort studies with application to HIV vaccine trials. Working Paper 70, UM Biostatistics.