1. Incidence and Prevalence of Achalasia in Central Chicago, 2004–2014, Since the Widespread Use of High-Resolution Manometry 
Salih Samo, Dustin A. Carlson, Dyanna L. Gregory, Susan H. Gawel, John E. Pandolfino, Peter J. Kahrilas 
Clinical Gastroenterology and Hepatology 
Volume 15, Issue 3, Pages (March 2017)
DOI: /j.cgh
Copyright © 2017 AGA Institute Terms and Conditions

2. Figure 1
Map of the NMH Neighborhood (thick line) and the city of Chicago (thin line) along with the locations of major academic and community medical centers in the city.
Clinical Gastroenterology and Hepatology  , DOI: ( /j.cgh )
Copyright © 2017 AGA Institute Terms and Conditions

3. Figure 2
Histogram of age distribution of incident cases in Chicago (A) and the NMH Neighborhood (B) during the entire study period.
Clinical Gastroenterology and Hepatology  , DOI: ( /j.cgh )
Copyright © 2017 AGA Institute Terms and Conditions

4. Figure 3
Incidence rates for Chicago and the NMH neighborhood with 95% confidence intervals. Total (A), females (B), males (C).
Clinical Gastroenterology and Hepatology  , DOI: ( /j.cgh )
Copyright © 2017 AGA Institute Terms and Conditions

5. Figure 4
Prevalence rates for Chicago and the NMH Neighborhood with 95% confidence intervals. Total (A), females (B), males (C).
Clinical Gastroenterology and Hepatology  , DOI: ( /j.cgh )
Copyright © 2017 AGA Institute Terms and Conditions