1. Different approaches to obtaining consent for follow-up result in biased samples. Issue 3 (24th March 2011) Authors: Pless, Barry; Hagel, Brent; Zhang, Xun; Magdalinos, Helen Journal: Injury prevention Issue: Volume 17:Issue 3(2011) Page Start: 195 Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗