PT - JOURNAL ARTICLE ED - , TI - Oral Session 4 – Lung function studies DP - 2004 Nov 01 TA - Occupational and Environmental Medicine PG - e22--e22 VI - 61 IP - 11 4099 - http://oem.bmj.com/content/61/11/e22.short 4100 - http://oem.bmj.com/content/61/11/e22.full SO - Occup Environ Med2004 Nov 01; 61