1. Division of Development and Growth, Department of Paediatrics, Gynaecology and Obstetrics, Geneva University Hospitals, 1205 Geneva, Switzerland
2. SensoriMotor, Affective and Social Development Laboratory, Faculty of Psychology and Educational Sciences, University of Geneva, 1000 Geneva, Switzerland
3. Department of Radiology, Lausanne University Hospital (CHUV), 1015 Lausanne, Switzerland
4. Faculty of Biology and Medicine, University of Lausanne (UNIL), 1015 Lausanne, Switzerland