1. Differences in Ambient Polycyclic Aromatic Hydrocarbon Concentrations between Streets and Alleys in New York City: Open Space vs. Semi-Closed Space Lovinsky-Desir, Stephanie; Miller, Rachel L.; Bautista, Joshua B.; Gil, Eric N.; Chillrud, Steven N.; Yan, Beizhan; Camann, David; Perera, Frederica P.; Jung, Kyung Hwa 2016 Articles AlleysOpen spacesPolycyclic aromatic hydrocarbons--MeasurementEcologyChemistryPublic health