Author Details Effect of an on-site emergency physician in a rural emergency department at night Kirsten Donald1 MbChB, Emergency Physician Registrar, kjd55@hotmail.com Anthony Smith2 MSc FIR, Senior Lecturer in Medical Radiation Science, ansmith@doh.health.nsw.gov.au Steven Doherty3 MBBS FACEM, Emergency Physician & Director of Clinical Training, sdoherty@doh.health.nsw.gov.au Vijaya Sundararajan4 MD MPH FACP, Senior Epidemiologist, vijaya.sundararajan@dhs.vic.gov.au 1 The Emergency Department,, Tamworth Base Hospital, Tamworth, New South Wales, Australia. 2 University Department of Rural Health - Northern NSW, Tamworth Base Hospital, Tamworth, New South Wales, Australia. 3 Emergency Department, Tamworth Base Hospital, Tamworth, New South Wales, Australia. 4 Department of Human Services, Melbourne, Victoria, Australia. Correspondence: A Smith, Locked Bag 9783 NEMSC, TAMWORTH NSW 2348  Author contribution: Kirsten J Donald: original concept. Citation: Donald KJ, Smith AN, Doherty S, Sundararajan V.  Effect of an on-site emergency physician in a rural emergency department at night. Rural and Remote Health 5: 380. (Online) 2005. Available: http://www.rrh.org.au Received: 13 December 2004 Revised: 3 May 2005 Accepted: 13 September 2005