First trimester contingency screening for down syndrome using nasal bone assessment

• 作者Terrence Hallahan; Francesco Orlandi; Rossi Cinzia; Emanuella Orlandi; Maria Cristina Jakil; Vincent Macri; David Krantz
• 卷第193卷
• 印刷ISSN0002-9378
• 电子ISSN1097-6868
• 文件大小66.84KB
• 发表时间2005
• DOI10.1016/j.ajog.2005.10.605