1 Division of Environmental Health Sciences, University of Massachusetts -Amherst, School of Public Health, Amherst, MA, USA.
2 Department of Laboratory Medicine, University of California - San Francisco, San Francisco, CA, USA.
3 Wadsworth Center, New York State Department of Health, and State University of New York at Albany, Albany, NY, USA.
4 Division of Biological Sciences, University of Missouri, Columbia, MO, USA.
5 College of Pharmacy, University of Illinois, Chicago, IL, USA.
6 Program on Reproductive Health and the Environment, Department of Obstetrics, Gynecology, and Reproductive Sciences, University of California - San Francisco, San Francisco, CA, USA.
7 Wadsworth Center, NY State Department of Public Health, Albany, NY, USA.
8 National Institute of Environmental Health Sciences, Research Triangle Park, NC, USA.
9 Department of Pediatrics and Reproductive Sciences Program, University of Michigan, Ann Arbor, MI, USA.
10 Program on Reproductive Health and the Environment, Department of Obstetrics, Gynecology, and Reproductive Sciences, University of California - San Francisco, San Francisco, CA, USA. woodrufft@obgyn.ucsf.edu.