Computing travel time when the exact address is unknown: a comparison of point and polygon ZIP code approximation methods
<p>Abstract</p> <p>Background</p> <p>Travel time is an important metric of geographic access to health care. We compared strategies of estimating travel times when only subject ZIP code data were available.</p> <p>Results</p> <p>Using simulated d...
| Main Authors: | , |
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| Format: | Article |
| Language: | English |
| Published: |
BMC
2009-04-01
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| Series: | International Journal of Health Geographics |
| Online Access: | http://www.ij-healthgeographics.com/content/8/1/23 |