1. Department of Reproduction Physiopathology, Institute of Experimental and Clinical Research, Université catholique de Louvain, Brussels, Belgium
2. Department of Neonatology, Cliniques universitaires Saint-Luc, Brussels, Belgium
3. Department of Obstetrics, Cliniques universitaires Saint-Luc, Brussels, Belgium
4. Department of Pharmacotherapy and Therapeutics, Institute of Experimental and Clinical Research, Université catholique de Louvain, Brussels, Belgium