TY - GEN AU - Fitzhugh,Eugene C AU - Bassett,David R AU - Evans,Mary F TI - Urban trails and physical activity: a natural experiment SN - 1873-2607 PY - 2010///1124 KW - Adolescent KW - Adult KW - Bicycling KW - Child KW - Environment Design KW - Female KW - Humans KW - Male KW - Motor Activity KW - Prospective Studies KW - Residence Characteristics KW - Schools KW - statistics & numerical data KW - Tennessee KW - Transportation KW - methods KW - Urban Population KW - Walking N1 - Publication Type: Journal Article; Research Support, Non-U.S. Gov't UR - https://doi.org/10.1016/j.amepre.2010.05.010 ER -