@article{article, title = {{Ethnic differences in the outcome of serum screening for Down's syndrome}}, url = {{}}, year = {{1996}}, month = {{1}}, author = {{Gilbert L and Nicholl J and Alex S and Smethurst I and Mander A and Andrews A and Patrick J}}, volume = {{312}}, journal = {{BRIT MED J}}, issue = {{7023}}, pages = {{94-95}}, note = {{Accessed on 2025/04/10}}}