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. Author manuscript; available in PMC: 2017 Oct 17.
Published in final edited form as: Ann Allergy Asthma Immunol. 2010 Feb;104(2):125–131. doi: 10.1016/j.anai.2009.11.038

Figure 2.

Figure 2

A, Comparison of provider-diagnosed chronic bronchitis, provider-diagnosed asthma, and at-risk children in urban and rural settings. B, Asthma severity in at-risk urban and rural children. *P < .001.