Institution: | A1 Department of Biostatistics, Box 357232, University of Washington, Seattle, Washington 98195, USA danyu@biostat.washington.edu A2 Schering-Plough Research Institute, 2015 Galloping Hill Road, Kenilworth, NJ 07033, USA wei.sun@spcorp.com A3 Department of Statistics, Hill Center, Busch Campus, Rutgers University, Piscataway, NJ 08855, USA zyging@stat.rutgers.edu |