1. Estimating risk of Down's syndrome. Issue 6797 (3rd August 1991) Authors: Cuckle, H S; Wald, N; Densem, J Journal: BMJ Issue: Volume 303:Issue 6797(1991) Page Start: 312 Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗
2. The tar reduction study: randomised trial of the effect of cigarette tar yield reduction on compensatory smoking. Issue 10 (October 1995) Authors: Frost, C; Fullerton, F M; Stephen, A M; Stone, R; Nicolaides-Bouman, A; Densem, J; Wald, N J; Semmence, A Journal: Thorax Issue: Volume 50:Issue 10(1995) Page Start: 1038 Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗