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3 "Variation in fetal femur length with respect to maternal race" 20 : 141-144, 2001
4 "Uterine artery Doppler velocimetry during mid-second trimester to predict complications of pregnancy based on unilateral or bilateral abnormalities" 46 : 652-657, 2005
5 "Using fetal nuchal translucency to screen for major congenital cardiac defects at 10-14 weeks of gestation:population based cohort study" 318 : 81-85, 1999
6 "Tricuspid regurgitation in the diagnosis of chromosomal anomalies in the fetus at 11-14 weeks of gestation" 89 : 1071-1073, 2003
7 "Trends and outcomes after prenatal diagnosis of congenital cardiac malformations by fetal echocardiography in a well defined birth population, Atlanta, Georgia 1990- 1994" 28 : 1805-1809, 1996
8 "Three-dimensional evaluation of mid-facial hypoplasia in fetuses with trisomy 21 at 11-13+6 weeks" 28 : 261-265, 2006
9 "Thickened nuchal fold in fetuses not at risk for aneuploidy" 184 : 239-42, 1992
10 "The value of uterine artery Doppler in the prediction of uteroplacental complications in multiparous women" 23 : 50-55, 2004
11 "The role of fetal nuchal translucency and ductus venosus Doppler at 11?14 weeks of gestation in the detection of major congenital heart defects" 21 : 239-243, 2003
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15 "The clinical significance of fetal echogenic bowel" 185 : 1035-1038, 2001
16 "The clinical implications of early diastolic notch in third trimester Doppler waveform analysis of the uterine artery" 15 : 47-51, 1996
17 "Sonographically measured nuchal skin fold thickness as a screening tool for Down syndrome:results of a prospective clinical trial" 77 : 533-6, 1991
18 "Sonographic measurements and ratios in fetuses with Down syndrome" 73 : 644-6, 1989
19 "Sonographic identification of second-trimester fetuses with Down's syndrome" 317 : 1371-6, 1987
20 "Small hyperechoic foci of the fetal cardiac ventricle" 205-7,
21 "Single Umbilical Artery at 11-14 weeks:Relation to chromosomal defects" 22 : 567-570, 2003
22 "Second-trimester ultrasound to detect fetuses with Down syndrome:a meta-analysis" 285 : 1044-1055, 2001
23 "Relationship of isolated fetal intracardiac echogenic focus to trisomy 21 at the mid-trimester sonogram in women younger than 35 years" 21 : 354-358, 2003
24 "Relationship between monitoring parameters and perinatal outcome in severe, early intrauterine growth restriction" 23 : 119-125, 2004
25 "Prospective evaluation of uterine artery flow velocity waveforms at 12-14 and 22?24 weeks of gestation in relation to pregnancy outcome and birth weight" 19 : 381-384, 2004
26 "Prenatal diagnosis of trisomy 18 at the 10-14 week ultrasound scan" 10 : 387-390, 1997
27 "Prenatal diagnosis of intraatrial cardiac echogenic foci" 18 : 968-970, 1998
28 "Placental bed spiral arteries in the hypertensive disorders of pregnancy" 98 : 1991
29 "Outcome of pregnancy in chromosomally normal fetuses with increased nuchal translucency in the first trimester" 18 : 9-17, 2001
30 "Observations on an ethnic classification of idiots" 3 : 259-62, 1866
31 "Nasal bone assessment in prenatal screening for trisomy 21" 195 : 1219-1230, 2006
32 "Multiple fetal intracardiac echogenic foci:not always a benign sonographic finding" 16 : 131-134, 1996
33 "Multiple fetal intracardiac echogenic foci:Not always a benign sonographic finding" 16 : 131-135, 1996
34 "Multicenter study of first trimester screening for trisomy 21 in 75 Results and estimation of the potential impact of individual risk-orientated two-stage first-trimester screening" 25 : 221-226, 2005
35 "Midfacial anthropometry in second-trimester fetuses with trisomy 21:a three dimensional ultrasound study" 26 : 158-162, 2006
36 "Megacystis at 10-14 weeks of gestation:Chromosomal defects and outcome according to bladder length" 21 : 338-341, 2003
37 "Maxillary length at 11-14 weeks of gestation in fetuses with Trisomy 21" 24 : 19-22, 2004
38 "Long-bone growthin fetuses with Down syndrome" 161 : 1174-7, 1989
39 "Likelihood ratio for trisomy 21 in fetuses with tricuspid regurgitation at the 11 to 13+6 week scan" 26 : 22-27, 2005
40 "Isolated hyperechoic fetal bowel:significance and implications for management" 173 : 1254-1258, 1995
41 "Isolated fetal choroid plexus cysts and karyotype analysis: is it necessary?" 15 : 389-394, 1996
42 "Is measurement of 를 가지고 있다 이를 극복하기 위해 새로운 표지자를 찾거나 하는 다양한 방법이 시도되어 왔는데 그 중 하나가 고위험군을 선별하고 이 군에 대해 연속 검사를 시행하는 것이다 기존에는 임신 중기와 후기에 걸쳐서 연속 검사가 이루어 졌으나 최근 임신 초기에 다양한 구조 및 도플러 검사들이 가능해 짐에 따라서 임신 초기에 고위험군을 선별 할 수 있게 되었고 이로 인하여 연속검사의 정확도가 상승하고 불필요한 검사를 조기에 피할 수 있게 되어가고 있다 이런 추적 관찰을 통한 검사의 예는 임신 제 11주에서 13주 6일 사이에 시행되는 검사 중에서 특히 태아 목덜미 두께를 측정하는 것이 있는데 이는 단순히 염색체 이상에 대한 위험뿐만 아니라 심장기형 및 기타 여러 가지 기형과도 관련이 있어서 태아의 이환률 및 사망률에 영향을 미치게 되므로 비록 염색체 검사가 정상이라 할 지라도 지속적인 추적관찰이 필요하게 되는 것이다 앞으로 산전 초음파 영역에서의 연구는 임신 초기검사에 합당한 새로운 선별표지자"
43 "Frontomaxillary facial angle in fetuses with trisomy 21 at 11-13(6) weeks" 196 : 1-4, 2007
44 "First-trimester sonography of physiological midgut herniation and early diagnosis of omphalocele" 17 : 511-518, 1997
45 "First-trimester sonographic screening for Down syndrome" 102 : 1066-1079, 2003
46 "First trimester ultrasonography in screening and detection of fetal anomalies" 145 : 45-61, 2007
47 "First and second trimester antenatal screening for Down's synd-rome the results of the Serum" 7 : 1-77, 2003
48 "First and Second Trimester Evaluation of Risk for Fetal Aneuploidy Principal results of the NICHD Multicenter Down Syndrome Screening Study" 353 : 2001-2011, 2005
49 "Fetal nuchal translucency:ultra-sound screening for chromosomal defects in first trimester of pregnancy" 304 : 867-9, 1992
50 "Fetal nuchal translucency:a need to understand the physiological basis" 5 : 6-8, 1995
51 "Fetal intracardiac echogenic foci:Current understanding and clinical significance" 55 : 303-311, 2000
52 "Fetal echogenic bowel:a complex scenario" 16 : 510-514, 2000
53 "Fetal echocardiography:Retrospective review of clinical experience and an evaluation of indications" 86 : 577-582, 1995
54 "Fetal echocardiography:Factors that influence imaging of the fetal heart during second trimester of pregnancy" 12 : 659-63, 1993
55 "Fetal echocardiography:Accuracy and limitation in a population at high risk for heart defects" 166 : 1473-1482, 1992
56 "Fetal echocardiographic screening for congenital heart disease:The importance of the four-chamber view" 157 : 648-55, 1987
57 "Femur length shortening in the detection of Down syndrome" 1247-52, isprenatalscreeningfeasible?amjobstetgynecol1990
58 "Femur length in ultrasound prediction of trisomy 21 and other chromosome abnormalities" 174 : 837-9, 1990
59 "Femur and humerus length in Trisomy 21 fetuses at 11-14 weeks of gestation" 23 : 143-147, 2004
60 "FASTER Research Consortium. First-trimester nasal bone evaluation for aneuploidy in the general population" 104 : 1222-1228, 2004
61 "Extended fetal echocardiographic for detecting cardiac malformation in low risk pregnancies" 304 : 671-4, 1992
62 "Echogenic bowel in intraunterine growth restriction fetuses: does this jeopardize the gut?" 100 : 120-125, 2002
63 "Early fetal echocardiography - a reliable prenatal diagnosis tool" 193 : 1253-1259, 2005
64 "Ear length in trisomy 21 fetuses at 11-14 weeks of gestation" 22 : 460-463, 2003
65 "Ductus venosus flow velocities in relation to the cardiac defects in first-trimester fetuses with enlarged nuchal translucency" 188 : 727-733, 2003
66 "Ductus venosus assessment at the time of nuchal translucency measurement in the detection of fetal aneuploidy" 23 : 921-926, 2003
67 "Down syndrome screening in the first and second trimesters: what do the data show?" 29 : 367-375, 2005
68 "Doppler application in the delivery timing of the preterm growthrestricted fetus:another step in the right direction" 23 : 111-118, 2004
69 "Detection rate of early fetal echocardiography and in utero development of congenital heart defects" 25 : 187-916, 2006
70 "Detailed screening for fetal anomalies and cardiac defects at the 11-13 week scan" 27 : 613-618, 2006
71 "Delta-NT or NT MoM which is the most appropriate method for calculating accurate patient-specific risks for trisomy 21 in the first trimester?" 22 : 142-148, 2003
72 "Controversial ultrasound findings" 31 : 61-99, 2004
73 "Combining humerus and femur length for improved ultrasonographic identification of preg-nancies at increased risk for trisomy 21" 172 : 1229-1235, 1995
74 "Clinical significance of early diastolic notch depth:uterine artery Doppler velocimetry in the third trimester" 182 : 1204-1209, 2000
75 "Choroid plexus cysts-association with trisomy: prospective review of 16,059 patients" 176 : 1381-1383, 1997
76 "Childhood cardiac function after prenatal diagnosis of intracardiac echogenic foci" 22 : 783-787, 2003
77 "Cardiac defects in chromosomally normal fetuses with increased nuchal translucency at 10-14 weeks of gestation" 13 : 163-170, 2003
78 "Cardiac anatomy screening: what is the best time for screening in pregnancy?" 15 : 143-146, 2003
79 "Arterial and venous Doppler velocimetry in the severely growth-restricted fetus and associations with adverse perinatal outcome" 12 : 39-44, 1998
80 "Application of ductus venosus Doppler velocimetry for the detection of fetal aneuploidy in the first trimester of pregnancy" 1 : 308-314, 2002
81 "A sonographic sign for the detection in the second trimester of the fetus with Down's syndrome" 151 : 1078-9, 1985
82 "A preliminary study of sonographic grading of fetal intracardiac echogenic foci reliability and association with aneuploidy" 16 : 123-127, 2000
83 "A Prospective study of the association between isolated fetal pyelectasis and chromosomal abnormality" 88 : 379-382, 1996