Alexander Johannes Knippel

Individual Risk of Fetal Loss Following Routine Second Trimester Amniocentesis: A Controlled Study of 20 460 Cases

P. Kozlowski, Alexander Johannes Knippel, R. Stressig · Ultraschall in der Medizin - European Journal of Ultrasound · 2007 · 33 citations

Impact of Maternal Obesity and Maternal Overweight on the Detection Rate of Fetal Heart Defects and the Image Quality of Prenatal Echocardiography

M. Uhden, Alexander Johannes Knippel, R Stressig et al. · Ultraschall in der Medizin - European Journal of Ultrasound · 2011 · 28 citations

Fetal Gastroschisis: A Comparison of Second vs. Third-Trimester Bowel Dilatation for Predicting Bowel Atresia and Neonatal Outcomes

Krisztián Látó, Michael J. Poellmann, Alexander Johannes Knippel et al. · Ultraschall in der Medizin - European Journal of Ultrasound · 2011 · 16 citations

Quantitative Fluorescent Polymerase Chain Reaction versus Cytogenetics: Risk-Related Indication and Clinical Implication of Nondetected Chromosomal Disorders

P. Kozlowski, I. Grund, G. Hickmann et al. · Fetal Diagnosis and Therapy · 2006 · 11 citations