1. Faculty of General Medicine, University of Medicine and Pharmacy Iuliu Haţieganu Cluj-Napoca, 400015 Cluj-Napoca, Romania
2. Children’s Emergency Hospital, Motilor Street No 68, 400015 Cluj-Napoca, Romania
3. Faculty of Medicine, Medical Genetics, University of Medicine and Pharmacy Victor Babes Timisoara, 400349 Cluj-Napoca, Romania
4. Faculty of Medicine, Mother and Child Discipline, Department of Pediatrics, University of Medicine and Pharmacy Grigore T. Popa Iasi, 700115 Iasi, Romania