1. Association Between Year of Birth and 1-Year Survival Among Extremely Preterm Infants in Sweden During 2004-2007 and 2014-2016. Issue 1 (March 2020) Authors: Norman, M.; Hallberg, B.; Abrahamsson, T.; Björklund, L.J.; Domellöf, M.; Farooqi, A.; Foyn Bruun, C.; Gadsbøll, C.; Hellström-Westas, L.; Ingemansson, F.; Källén, K.; Ley, D.; Maršál, K.; Normann, E.; Serenius, F.; Stephansson, O.; Stigson, L.; Um-Bergström, P.; Håkansson, S. Journal: Obstetric anesthesia digest Issue: Volume 40:Issue 1(2020) Page Start: Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗