作者单位:
Department of Statistics, Columbia University, 1255 Amsterdam Avenue, New York, NY 10025, United
[1]
Children's National Medical Center, 111 Michigan Avenue NW, Washington, DC 20010, United States
[2]
Department of Statistics, University of Washington, Box 354322, Seattle, WA 98195-4322, United
[3]
发布时间
2013-11-20