Emily S Barrett1, Heather B Patisaul2. 1. Department of Epidemiology, Rutgers School of Public Health, Piscataway, NJ 08854, United States; Environmental and Occupational Health Sciences Institute, Rutgers University, Piscataway, NJ 08854, United States. Electronic address: Emily.barrett@eohsi.rutgers.edu. 2. Department of Biological Sciences, North Carolina State University, Raleigh, NC 27695, United States; Center for Human Health and the Environment, North Carolina State University, Raleigh, NC 27695, United States.