1. Serum screening for Down's syndrome. Issue 6665 (7th January 1989) Authors: Burton, P.; Kurinczuk, J. J.; Botha, H.; Lowry, A.; Sheldon, T. A. Journal: BMJ Issue: Volume 298:Issue 6665(1989) Page Start: 50 Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗