@article {3277, title = {Ozone and PM2.5 Exposure and Acute Pulmonary Health Effects: A Study of Hikers in the Great Smoky Mountains National Park}, journal = {Environmental Health Perspectives}, volume = {114}, year = {2006}, month = {July}, pages = {1044-1052}, keywords = {Charlies Bunion, Health, Hiking, Tourism}, author = {Girardot, Steven P and Ryan, P. Barry and Smith, Susan M and Davis, Wayne T and Hamilton, Charles B and Obenour, Richard A and Renfro, James R and Tromatore, Kimberly A and Reed, Gregory D} } @article {3278, title = {Preliminary Findings From the Great Smoky Mountains National Park Air Quality and Hiker Health Study}, journal = {Epidemiology}, volume = {15}, year = {2004}, month = {July}, pages = {S216-S216}, keywords = {Air quality, Charlies Bunion, Hiking, Pollution, Tourism}, author = {Girardot, Steven P and Tromatore, Kimberly A and Lam, Yun F and Malone, Ryan W and Atterholt, Cynthia A and Davis, Wayne T and Hamilton, Charles B and Renfro, James R and Ryan, P. Barry and Smith, Susan M and Reed, Gregory D} }