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. 2014 Jul 28;13:28. doi: 10.1186/1476-072X-13-28

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Copyright © 2014 Sun et al.; licensee BioMed Central Ltd.

This is an Open Access article distributed under the terms of the Creative Commons Attribution License (http://creativecommons.org/licenses/by/4.0), which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly credited. The Creative Commons Public Domain Dedication waiver (http://creativecommons.org/publicdomain/zero/1.0/) applies to the data made available in this article, unless otherwise stated.

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Examples of changes to the built environment and to the utilizations of pedestrian network on campus. (a) decreased utilization of a traditional pedestrian road segment, (b) new escalator and increased walking trips; (c) changes to a bus stop, from a start and end terminal to a pass-by terminal, (d) increased utilization of a traditional hilly stair pedestrian road segment; (e) decreased utilization of a traditional pedestrian road segment, around which is the traditional activity center.