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Oxygen, Radon, and Lead
Stout, C., Weinstock, J., Homoud, M., Wang, P., Estes, N., Link, M. "Herbal medicine: Beneficial effects, side effects, and promising new research in the treatment of arrythmias." Current Cardiology Reports 5.5 (2003): 395-401.
Herbal Drugs
Farag, A. M., Woodward, D. F., Little, E. E., Steadman, B., and Vertucci, F. A. 1993 "The effects of low pH and elevated aluminum on Yellowstone cutthroat troup (Oncorhynchus clarki bouvieri)." Evironmental Toxicology and Chemistry, 12: 719-731.
Acid Rain and Freshwater Fish
Stein, B. S., & Bransford, J. D. (1979). Constraints on effective elaboration: Effects of precision and subject generation. Journal of Verbal Learning and Verbal Behavior, 18, 769-777.
Memory Recall
Harding, David. 2003. "Counterfactual Models of Neighborhood Effects: The Effect of Neighborhood Poverty on Dropping Out and Teenage Pregnancy." American Journal of Sociology. November.
Teen Pregnancies
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