共 50 条
- [46] First-trimester Down syndrome screening using dried blood biochemistry and nuchal translucency OBSTETRICS AND GYNECOLOGY, 2000, 96 (02): : 207 - 213
- [49] Antenatal screening policies for Down's syndrome - Audit of Down's syndrome screening is not valid BRITISH MEDICAL JOURNAL, 2002, 325 (7371): : 1034 - 1034