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City
Tobacco-Free School Zones
City of Philadelphia —
Tobacco-free school zones included in the tobacco retailing regulations. This part of the regulation prohibits new tobacco retailer permits within 500 feet of any... -
Federal
National Household Survey on Drug Abuse (NHSDA-1999)
U.S. Department of Health & Human Services —
The National Household Survey on Drug Abuse (NHSDA) series measures the prevalence and correlates of drug use in the United States. The surveys are designed to... -
Federal
Iron concentrations in exhaled breath condensate decrease in ever-smokers and COPD patients
U.S. Environmental Protection Agency —
This is the data used in the manuscript. This dataset is associated with the following publication: Ghio, A., J. Soukup, J. Mcgee, M. Madden, and C. Esther Jr. Iron...