| Noninvasive prenatal testing for fetal trisomies in a routinely screened first-trimester population KH Nicolaides, A Syngelaki, G Ashoor, C Birdir, G Touzet American journal of obstetrics and gynecology 207 (5), 374. e1-374. e6, 2012 | 577 | 2012 |
| Chromosome-selective sequencing of maternal plasma cell–free DNA for first-trimester detection of trisomy 21 and trisomy 18 G Ashoor, A Syngelaki, M Wagner, C Birdir, KH Nicolaides American journal of obstetrics and gynecology 206 (4), 322. e1-322. e5, 2012 | 456 | 2012 |
| Anti-Mullerian-hormone levels during pregnancy and postpartum A Köninger, A Kauth, B Schmidt, M Schmidt, G Yerlikaya, S Kasimir-Bauer, ... Reproductive biology and endocrinology 11, 1-9, 2013 | 108 | 2013 |
| Predictive value of sFlt-1, PlGF, sFlt-1/PlGF ratio and PAPP-A for late-onset preeclampsia and IUGR between 32 and 37 weeks of pregnancy C Birdir, L Droste, L Fox, M Frank, J Fryze, A Enekwe, A Köninger, ... Pregnancy hypertension 12, 124-128, 2018 | 77 | 2018 |
| First-trimester screening for neural tube defects using alpha-fetoprotein FE Bredaki, LC Poon, C Birdir, D Escalante, KH Nicolaides Fetal diagnosis and therapy 31 (2), 109-114, 2012 | 59 | 2012 |
| Placental growth factor: a predictive marker for preeclampsia? M Schmidt, C Dogan, C Birdir, U Kuhn, A Gellhaus, R Kimmig, ... Gynäkologisch-geburtshilfliche Rundschau 49 (2), 94-99, 2009 | 40 | 2009 |
| Altered angiogenesis in preeclampsia: evaluation of a new test system for measuring placental growth factor M Schmidt, C Dogan, C Birdir, R Callies, U Kuhn, A Gellhaus, A Janetzko, ... Walter de Gruyter 45 (11), 1504-1510, 2007 | 36 | 2007 |
| A review of image processing methods for fetal head and brain analysis in ultrasound images HR Torres, P Morais, B Oliveira, C Birdir, M Rüdiger, JC Fonseca, ... Computer methods and programs in biomedicine 215, 106629, 2022 | 35 | 2022 |
| Maternal serum copeptin, MR-proANP and procalcitonin levels at 11–13 weeks gestation in the prediction of preeclampsia C Birdir, K Janssen, AD Stanescu, A Enekwe, S Kasimir-Bauer, ... Archives of gynecology and obstetrics 292, 1033-1042, 2015 | 29 | 2015 |
| Afamin: an early predictor of preeclampsia A Köninger, A Enekwe, P Mach, D Andrikos, B Schmidt, M Frank, C Birdir, ... Archives of gynecology and obstetrics 298, 1009-1016, 2018 | 23 | 2018 |
| Impact of maternal serum levels of Visfatin, AFP, PAPP-A, sFlt-1 and PlGF at 11–13 weeks gestation on small for gestational age births C Birdir, J Fryze, S Frölich, M Schmidt, A Köninger, R Kimmig, B Schmidt, ... The Journal of Maternal-Fetal & Neonatal Medicine 30 (6), 629-634, 2017 | 23 | 2017 |
| Maternal serum anti-Müllerian hormone at 11–13 weeks’ gestation in the prediction of preeclampsia C Birdir, J Fryze, H Vasiliadis, KH Nicolaides, LC Poon The Journal of Maternal-fetal & Neonatal Medicine 28 (8), 865-868, 2015 | 23 | 2015 |
| Course of the sFlt-1/PlGF ratio in fetal growth restriction and correlation with biometric measurements, feto-maternal Doppler parameters and time to delivery A Andrikos, D Andrikos, B Schmidt, C Birdir, R Kimmig, A Gellhaus, ... Archives of gynecology and obstetrics 305 (3), 597-605, 2022 | 21 | 2022 |
| Placenta accreta spectrum disorders—experience of management in a German tertiary perinatal centre A Bluth, A Schindelhauer, K Nitzsche, P Wimberger, C Birdir Archives of Gynecology and Obstetrics 303, 1451-1460, 2021 | 21 | 2021 |
| Embryo reduction in dichorionic triplets to dichorionic twins by intrafetal laser P Chaveeva, P Kosinski, C Birdir, L Orosz, KH Nicolaides Fetal Diagnosis and Therapy 35 (2), 83-86, 2014 | 21 | 2014 |
| Soluble B7‐H4 blood serum levels are elevated in women at high risk for preeclampsia in the first trimester, as well as in patients with confirmed preeclampsia P Mach, L Nolte‐Boenigk, L Droste, L Fox, M Frank, B Schmidt, F Herse, ... American Journal of Reproductive Immunology 80 (3), e12988, 2018 | 16 | 2018 |
| Idiopathic polyhydramnios and fetal gender AD Stanescu, R Banica, G Olaru, E Ghinda, C Birdir Archives of gynecology and obstetrics 291, 987-991, 2015 | 16 | 2015 |
| Prenatal prediction of outcome by fetal gastroschisis in a tertiary referral center K Nitzsche, G Fitze, M Rüdiger, C Birdir Diagnostics 10 (8), 540, 2020 | 15 | 2020 |
| Follistatin during pregnancy and its potential role as an ovarian suppressing agent A Köninger, B Schmidt, D Damaske, C Birdir, A Enekwe, R Kimmig, ... European Journal of Obstetrics & Gynecology and Reproductive Biology 212 …, 2017 | 14 | 2017 |
| Serum concentrations of soluble B7‐H4 in early pregnancy are elevated in women with preterm premature rupture of fetal membranes P Mach, A Köninger, L Wicherek, R Kimmig, S Kasimir‐Bauer, C Birdir, ... American Journal of Reproductive Immunology 76 (2), 149-154, 2016 | 14 | 2016 |
