Affiliation: | a Biostatistics Program, School of Public Health, Louisiana State University Health Sciences Center, New Orleans, LA 70112, USAb Department of Statistics, Dongguk University-Seoul, Seoul 100-715, Republic of Koreac Department of Mathematical Sciences, University of Arkansas, Fayetteville, AR 72701, USAd Department of Criminal Justice, Loyola University, New Orleans, LA 70118, USA |