[1] William Novick Global Cardiac Alliance, Memphis, TN USA
[2] Banner Childrens, Cardon Childrens Med Ctr, Pediat Cardiac Intens Care, Mesa, AZ USA
[3] Por Cristo, Boston, MA USA
[4] Childrens Natl Med Ctr, Pediat Crit Care, Washington, DC 20010 USA
[5] Royal Brompton & Harefield NHS Fdn Trust, Crit Care & Anaesthesia, London, England
[6] Chain Hope, London, England
[7] Hosp Sick Children, Cardiac Crit Care Unit, Labatt Family Heart Ctr, Toronto, ON, Canada
[8] Univ Toronto, Toronto, ON, Canada
[9] Great Ormond St Hosp NHS Fdn Trust, Cardiac Crit Care & Resp Div, London, England
[10] Univ Tennessee, Hlth Sci Ctr, Surg & Int Child Hlth, Memphis, TN USA