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. Author manuscript; available in PMC: 2016 Aug 1.
Published in final edited form as: Gastroenterology. 2015 May 14;149(2):321–329. doi: 10.1053/j.gastro.2015.04.055

Figure 1.

Figure 1

(A) Device configuration. (B) The device is battery operated and easily fits in a briefcase. (C) To facilitate objective, real-time assessment of nuclear size and spacing, a grid with 19.4 μm spacing was superimposed on the display monitor and 15.1 μm diameter dots were placed; this image is normal esophageal mucosa.