PT - JOURNAL ARTICLE AU - Driessen, Maurice T AU - Anema, Johannes R AU - Proper, Karin I AU - van der Beek, Allard J TI - Authors' response: RCTs of ergonomic interventions AID - 10.1136/oem.2009.050047 DP - 2010 Apr 01 TA - Occupational and Environmental Medicine PG - 218--219 VI - 67 IP - 4 4099 - http://oem.bmj.com/content/67/4/218.short 4100 - http://oem.bmj.com/content/67/4/218.full SO - Occup Environ Med2010 Apr 01; 67