Randomized clinical trial of laparoscopic versus open appendicectomy AG Pedersen, OB Petersen, P Wara, H Rønning, N Qvist, S Laurberg Journal of British Surgery 88 (2), 200-205, 2001 | 377 | 2001 |
Impact of a new national screening policy for Down’s syndrome in Denmark: population based cohort study CK Ekelund, FS Jørgensen, OB Petersen, K Sundberg, A Tabor Bmj 337, 2008 | 287 | 2008 |
Risk of fetal loss associated with invasive testing following combined first‐trimester screening for Down syndrome: a national cohort of 147 987 singleton pregnancies CB Wulff, TA Gerds, L Rode, CK Ekelund, OB Petersen, A Tabor, ... Ultrasound in Obstetrics & Gynecology 47 (1), 38-44, 2016 | 216* | 2016 |
Current use of noninvasive prenatal testing in Europe, Australia and the USA: a graphical presentation K Gadsbøll, OB Petersen, V Gatinois, H Strange, B Jacobsson, R Wapner, ... Acta obstetricia et gynecologica Scandinavica 99 (6), 722-730, 2020 | 188 | 2020 |
Identification of submicroscopic chromosomal aberrations in fetuses with increased nuchal translucency and apparently normal karyotype TY Leung, I Vogel, TK Lau, W Chong, JA Hyett, OB Petersen, KW Choy Ultrasound in obstetrics & gynecology 38 (3), 314-319, 2011 | 157 | 2011 |
Potential diagnostic consequences of applying non‐invasive prenatal testing: population‐based study from a country with existing first‐trimester screening OB Petersen, I Vogel, C Ekelund, J Hyett, A Tabor, M Christiansen, ... Ultrasound in Obstetrics & Gynecology 43 (3), 265-271, 2014 | 149 | 2014 |
Live-born major congenital heart disease in Denmark: incidence, detection rate, and termination of pregnancy rate from 1996 to 2013 R Lytzen, N Vejlstrup, J Bjerre, OB Petersen, S Leenskjold, JK Dodd, ... JAMA cardiology 3 (9), 829-837, 2018 | 148 | 2018 |
First‐trimester combined screening for trisomy 21 at 7–14 weeks' gestation D Wright, K Spencer, K Kagan K, N Tørring, OB Petersen, A Christou, ... Ultrasound in Obstetrics and Gynecology 36 (4), 404-411, 2010 | 147 | 2010 |
A reassessment of biochemical marker distributions in trisomy 21‐affected and unaffected twin pregnancies in the first trimester HN Madsen, S Ball, D Wright, N Tørring, OB Petersen, KH Nicolaides, ... Ultrasound in obstetrics & gynecology 37 (1), 38-47, 2011 | 104 | 2011 |
Influence of chorionicity on perinatal outcome in a large cohort of Danish twin pregnancies A Oldenburg, L Rode, B Bødker, V Ersbak, A Holmskov, FS Jørgensen, ... Ultrasound in obstetrics & gynecology 39 (1), 69-74, 2012 | 92 | 2012 |
Preferences for prenatal tests for Down syndrome: an international comparison of the views of pregnant women and health professionals M Hill, JA Johnson, S Langlois, H Lee, S Winsor, B Dineley, M Horniachek, ... European Journal of Human Genetics 24 (7), 968-975, 2016 | 83 | 2016 |
Does screening for Down's syndrome cause anxiety in pregnant women? A systematic review S Lou, L Mikkelsen, L Hvidman, OB Petersen, CP Nielsen Acta Obstetricia et Gynecologica Scandinavica 94 (1), 15-27, 2015 | 74 | 2015 |
First‐trimester screening for trisomy 21 in Denmark: implications for detection and birth rates of trisomy 18 and trisomy 13 CK Ekelund, OB Petersen, L Skibsted, S Kjaergaard, I Vogel, A Tabor, ... Ultrasound in obstetrics & gynecology 38 (2), 140-144, 2011 | 74 | 2011 |
17q12 deletion and duplication syndrome in Denmark—a clinical cohort of 38 patients and review of the literature M Rasmussen, EM Vestergaard, J Graakjaer, Y Petkov, I Bache, ... American journal of medical genetics Part A 170 (11), 2934-2942, 2016 | 72 | 2016 |
Chromosomal microarray in fetuses with increased nuchal translucency ICB Lund, R Christensen, OB Petersen, I Vogel, EM Vestergaard Ultrasound in Obstetrics & Gynecology 45 (1), 95-100, 2015 | 72 | 2015 |
Cerebral oxygenation measurements by magnetic resonance imaging in fetuses with and without heart defects MH Lauridsen, N Uldbjerg, TB Henriksen, OB Petersen, B Stausbøl-Grøn, ... Circulation: Cardiovascular Imaging 10 (11), e006459, 2017 | 71 | 2017 |
Experiences and expectations in the first trimester of pregnancy: a qualitative study S Lou, M Frumer, MM Schlütter, OB Petersen, I Vogel, CP Nielsen Health Expectations 20 (6), 1320-1329, 2017 | 69 | 2017 |
Chromosomal microarray as primary diagnostic genomic tool for pregnancies at increased risk within a population‐based combined first‐trimester screening program I Vogel, OB Petersen, R Christensen, J Hyett, S Lou, EM Vestergaard Ultrasound in Obstetrics & Gynecology 51 (4), 480-486, 2018 | 68 | 2018 |
The Danish Fetal Medicine Database: establishment, organization and quality assessment of the first trimester screening program for trisomy 21 in Denmark 2008–2012 CK Ekelund, OB Petersen, FS Jørgensen, S Kjaergaard, T Larsen, ... Acta Obstetricia et Gynecologica Scandinavica 94 (6), 577-583, 2015 | 65 | 2015 |
Targeted gene sequencing and whole‐exome sequencing in autopsied fetuses with prenatally diagnosed kidney anomalies M Rasmussen, L Sunde, ML Nielsen, M Ramsing, A Petersen, ... Clinical genetics 93 (4), 860-869, 2018 | 58 | 2018 |