Affiliation: | 1. Department of Statistics and Probability, Michigan State University, East Lansing, Michigan, U.S.A.;2. Center of Statistical Research, School of Statistics, Southwestern University of Finance and Economics, Chengdu, Sichuan, China;3. Department of Environmental Science, Harvard TH Chan School of Public Health, Boston, Massachusetts, U.S.A.;4. Department of Biostatistics, University of Michigan, Ann Arbor, Michigan, U.S.A. |