1. Department of Psychology, State University of New York College at Oswego, Oswego, New York, USA
2. Trace Elements Laboratory, Wadsworth Center, New York State Department of Health, Albany, New York, USA
3. Department of Environmental Health Sciences, School of Public Health, The University at Albany, Albany, New York, USA
4. Behavioral Endocrinology Laboratory, Department of Biobehavioral Health, Pennsylvania State University, State College, Pennsylvania, USA