1. Department of Pediatrics
Clinical Epidemiology Unit
Saint-Vincent-de-Paul Hospital
75014 Paris, France
2. Institut National de la Santé et de la Recherche Médicale U149
75014 Paris, France
3. Department of Pediatrics
Clinical Epidemiology Unit
Saint-Vincent-de-Paul Hospital
75014 Paris, France
Institut National de la Santé et de la Recherche Médicale U149
75014 Paris, France