title: Methodological issues in determining the relationship between street trees and asthma prevalence.
authors.forename: P A
authors.initials: PA
authors.lastname: Zandbergen
mesh_terms: D001249:Asthma / Q000453:epidemiology*; D002675:Child, Preschool; D006801:Humans; D009519:New York City / Q000453:epidemiology; D015995:Prevalence; D012107:Research Design; D012111:Residence Characteristics; D014197:Trees; D014504:Urban Health / Q000706:statistics & numerical data