1. Urban trees and asthma: a call for epidemiological research
Theodore S Eisenman, Sunit P Jariwala, Gina S Lovasi 
The Lancet Respiratory Medicine 
Volume 7, Issue 7, Pages e19-e20 (July 2019)
DOI: /S (19)
Copyright © 2019 Elsevier Ltd Terms and Conditions

2. Figure 1
Relationship between urban ecosystem functions, urban ecosystem services and disservices, and disciplinary expertise pertaining to air quality and human health (reproduced from Eisenman et al,3 by permission of Elsevier)
BVOCs=biogenic volatile organic compounds.
The Lancet Respiratory Medicine 2019 7, e19-e20DOI: ( /S (19) )
Copyright © 2019 Elsevier Ltd Terms and Conditions