The associations between daily spring pollen counts, over-the-counter allergy medication sales, and asthma syndrome emergency department visits in New York City, 2002-2012. - Kazuhiko Ito; Weinberger, Kate R.; Robinson, Guy S.; Sheffield, Perry E.; Lall, Ramona; Mathes, Robert; Ross, Zev; Kinney, Patrick L.; Matte, Thomas D. (Environmental Health: A Global Access Science Source, 2015)