@article{ref1,
title="Pedestrian Countdown Signals: Experience With an Extensive Pilot Installation",
journal="ITE journal",
year="2006",
author="Markowitz, F and Sciortino, Stanley and Fleck, JL and Yee, BM",
volume="76",
number="1",
pages="43-48",
abstract="The pilot program of pedestrian countdown signals in San Francisco, CA, USA were associated with a decrease in pedestrian injuries and fewer pedestrians finishing crossing on red. This feature discusses the impacts of the popular devices on collisions, pedestrian behavior and attitudes, motorist behavior and signal.   <p>Language: en</p>",
language="en",
issn="0162-8178",
doi="",
url="http://dx.doi.org/"
}