1 European Pediatric Association/Union of National European Pediatric Societies and Associations (EPA/UNEPSA), Berlin, Germany; Association for Scientific Activity and Research, Nouchatel, Switzerland; Italian Academy of Pediatrics, Milan, Italy. Electronic address: mpm@unifg.it.
2 European Pediatric Association/Union of National European Pediatric Societies and Associations (EPA/UNEPSA), Berlin, Germany; Association for Scientific Activity and Research, Nouchatel, Switzerland; Romania Society of Social Pediatrics, Cluj, Romania.
3 Association for Scientific Activity and Research, Nouchatel, Switzerland; Department of Biomedical Sciences, University of Foggia, Foggia, Italy.
4 European Pediatric Association/Union of National European Pediatric Societies and Associations (EPA/UNEPSA), Berlin, Germany; Association for Scientific Activity and Research, Nouchatel, Switzerland; Turkish Pediatric Association, Istanbul, Turkey.
5 European Pediatric Association/Union of National European Pediatric Societies and Associations (EPA/UNEPSA), Berlin, Germany; Association for Scientific Activity and Research, Nouchatel, Switzerland.