Davis, D. L., Webster, P., Stainthorpe, H., Chilton, J., Jones, L., & Doi, R. (2007). Declines in Sex Ratio at Birth and Fetal Deaths in Japan, and in U.S. Whites but Not African Americans. National Institute of Environmental Health Sciences.

Davis, Devra Lee, Pamela Webster, Hillary Stainthorpe, Janice Chilton, Lovell Jones, e Rikuo Doi. Declines in Sex Ratio At Birth and Fetal Deaths in Japan, and in U.S. Whites but Not African Americans. National Institute of Environmental Health Sciences, 2007.

Davis, Devra Lee, et al. Declines in Sex Ratio At Birth and Fetal Deaths in Japan, and in U.S. Whites but Not African Americans. National Institute of Environmental Health Sciences, 2007.