1. Evidence for different subgroups of difficult asthma in children. Issue 5 (1st May 2001) Authors: Payne, D N R; Wilson, N M; James, A; Hablas, H; Agrafioti, C; Bush, A Journal: Thorax Issue: Volume 56:Issue 5(2001) Page Start: 345 Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗