From the *Menzies School of Health Research and Charles Darwin University, Darwin, Northern Territory; †Australian Paediatric Surveillance Unit, Children’s Hospital at Westmead; ‡ Discipline of Paediatrics and Child Health, Sydney Medical School, The University of Sydney, Sydney, New South Wales; § Northern Territory Clinical School; ¶Royal Darwin Hospital, Darwin, Northern Territory; ‖James Cook University, Cairns, Queensland; **Women’s and Children’s Hospital, Adelaide, South Australia; ††Royal Children’s Hospital, Brisbane, Queensland; ‡‡Royal Children’s Hospital, Parkville, Victoria; §§Princess Margaret Hospital; and ¶¶University of Western Australia School of Paediatrics and Child Health, Perth, Western Australia, Australia.
Accepted for publication August 17, 2012.
This study was supported by Australian Paediatric Surveillance Unit, Heart Foundation Australia. The authors have no other funding or conflicts of interest to disclose.
Address for correspondence: Sara Noonan, BN, Menzies School of Health Research, PO Box 41096 Casuarina, Northern Territory 0811, Australia. E-mail: [email protected].
