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. Author manuscript; available in PMC: 2010 Oct 1.
Published in final edited form as: Spat Spatiotemporal Epidemiol. 2009 Oct 1;1(1):49–60. doi: 10.1016/j.sste.2009.07.005

Figure 2.

Figure 2

(a) Map of the local scale mean trend mX(s) of the childhood asthma prevalence (fraction of prevalent asthma cases), and (b) plot of the covariance of the mean trend-removed local scale childhood asthma prevalence SRF X′ (s).