19 Department of Pediatrics and Pediatric Surgery, Intensive Care, Erasmus MCSophia Children's Hospital, Rotterdam, the Netherlands.
20 Children's Hospital, University of Zagreb School of Medicine, Zagreb, Croatia.
21 Ludwig-Maximilians-Universität Munich, Dr. von Hauner Children's Hospital, Munich, Germany.
22 Department of Pediatrics, Nutrition and Metabolic Diseases, The Children's Memorial Health Institute, Warsaw, Poland.
23 Paris-Descartes University, Paris, France.
24 KU Leuven, Leuven, Belgium.
25 Department of Pediatrics, Division of Neonatology, The Wilf Children's Hospital, the Shaare Zedek Medical Center, Jerusalem, Israel; the Tel Aviv University, Tel Aviv, Israel.
26 Department of Nutrition, Exercise and Sports, University of Copenhagen, and Paediatric Nutrition Unit, Rigshospitalet, Copenhagen, Denmark.
27 Oslo University Hospital, Oslo, Norway.
28 Laboratoire CarMEN, Claude Bernard University Lyon 1, Hopital Croix Rousse, Lyon, France.
29 The General Infirmary at Leeds, Leeds, UK.
30 Bnai Zion Medical Center, Rappaport Faculty of Medicine, Technion, Haifa, Israel.
31 Department of Neonatology, La Paz University Hospital, Red de Salud Materno Infantil y Desarrollo e SAMID, Universidad Autónoma de Madrid, Madrid, Spain.
32 CHU de Liège, CHR de la Citadelle, Université de Liège, Belgium.
33 Schneider Children's Medical Center of Israel, Petach Tikva, Israel; Tel Aviv University, Tel Aviv, Israel.
34 General University Hospital, First Faculty of Medicine, Charles University in Prague, Czech Republic.
35 Emma Children's Hospital, Amsterdam UMC, Amsterdam, the Netherlands.
36 OLVG, Amsterdam, the Netherlands.
37 Xin Hua Hospital, Shanghai, China.
38 Department of Gastroenterology and Nutrition, Xinhua Hospital, School of Medicine, Shanghai Jiao Tong University, Shanghai, China.