[1
]
Division of Neonatology, Christiana Care Health System, Newark, Delaware; ursula.guillen@gmail.com.
[2
]
Division of Neonatology, The Children's Hospital of Philadelphia, Philadelphia, Pennsylvania;
[3
]
CHC St Vincent, Rocourt, Belgium;
[4
]
Department of Paediatrics, Mount Sinai Hospital, University of Toronto, Toronto, Ontario,
Canada;
[5
]
Department of Neonatal Medicine, Karolinska Hospital, Stockholm, Sweden;
[6
]
Department of Pediatrics, University Hospitals Leuven, Leuven, Belgium;
[7
]
Sao Francisco Xavier Hospital, Lisbon, Portugal;
[8
]
Department of Pediatrics, Lisbon Medical School, Lisbon, Portugal;
[9
]
Department of Neonatology, Charles University, Prague, Czech Republic;
[10
]
Women & Children's Division, Oslo University Hospital, Oslo, Norway; Faculty of Medicine,
University of Oslo, Oslo, Norway;
[11
]
Department of Pediatrics, Oulu University Hospital and University of Oulu, Oulu, Finland;
[12
]
Division of Neonatology, St Christopher's Hospital for Children, Philadelphia, Pennsylvania;
[13
]
Department of Pediatrics, Nihon University School of Medicine, Tokyo, Japan;
[14
]
Division of Neonatology, University of British Columbia, Vancouver, British Columbia,
Canada;
[15
]
Department of Pediatrics, McMaster University, Hamilton, Ontario, Canada;
[16
]
Department of Pediatrics, University of Leicester, Leicester, United Kingdom;
[17
]
Department of Newborn Care, University of New South Wales, Sydney, Australia; and.
[18
]
Department of Pediatrics, University of Otago, Christchurch, New Zealand.