1 Gosford Hospital, Central Coast Local Health District, NSW, Australia; Faculty of Medicine & Life Sciences, The University of Newcastle, NSW, Australia. Electronic address: http://www.twitter.com/Ccoasthealth.
2 Gosford Hospital, Central Coast Local Health District, NSW, Australia. Electronic address: http://www.twitter.com/Ccoasthealth.
3 Faculty of Medicine & Life Sciences, The University of Newcastle, NSW, Australia; John Hunter Hospital, Hunter New England Local Health District, NSW, Australia. Electronic address: http://www.twitter.com/Ccoasthealth.
4 Gosford Hospital, Central Coast Local Health District, NSW, Australia; Faculty of Medicine & Life Sciences, The University of Newcastle, NSW, Australia. Electronic address: tom.ford@health.nsw.gov.au.