TY - GEN AU - Kwon,Ji Young AU - Park,In Yang AU - Kwon,Seong-Min AU - Kim,Chan Joo AU - Shin,Jong Chul TI - The quadruple test for Down syndrome screening in pregnant women of advanced maternal age SN - 1432-0711 PY - 2012///0702 KW - Adult KW - Amniocentesis KW - methods KW - Down Syndrome KW - diagnosis KW - False Positive Reactions KW - Female KW - Genetic Testing KW - Humans KW - Maternal Age KW - Middle Aged KW - Pregnancy KW - Pregnancy Trimester, First KW - Pregnancy Trimester, Second KW - Prenatal Diagnosis KW - Sensitivity and Specificity N1 - Publication Type: Evaluation Study; Journal Article UR - https://doi.org/10.1007/s00404-011-2052-1 ER -