1. Department of Radiology, Division of Neuroradiology and Musculoskeletal Radiology; Medical University Vienna; Vienna; Austria
2. Center of Anatomy and Cell Biology, Integrative Morphology Group; Medical University Vienna; Vienna; Austria
3. Department of Obstetrics and Gynecology, Division of Prenatal Diagnosis and Therapy; Medical University Vienna; Vienna; Austria
4. Medical Genetics Institute; Cedars Sinai Medical Center; Los Angeles; CA; USA
5. Department of Orthopedics; Medical University Vienna; Vienna; Austria