Article
Genetics versus environment in inflammatory bowel disease: results of a British twin study
13 Jan 1996
Abstract excerpt
Outcome of antenatal Down's syndrome screening.Values are numbers (percentages; 95% confidence intervals) unless otherwise indicated All women White and other Indian Asians Total eligible for screening 9217 7562 1655 Uptake of serum screening 7953 (86.3) 6765 (89-5) 1188 (71-8) Women screened positive 382 (4-8) 236 (3-5) 146 (12-3) Relative risk 3.5 (2-9 to 4-3) Amniocentesis uptake 179 (48) 142 (60) 37 (27) X12...
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