TY - RPRT TI - Triploidy identified through second-trimester serum screening. AU - Tianhua Huang AU - Eva Alberman AU - Nicholas Wald AU - Anne M Summers PY - 2005 DO - 10.1002/pd.1115 UR - https://pubmed.ncbi.nlm.nih.gov/15791661/ ID - 15791661 ER -