Letter to the editor [1]

Abstract

John Croall, Box 2157, Whyalta Norrie, 5608 South AustraliaREPLY BY AUTHORSLex W. Doyle, Michael J. Permezel and William H. Kitchen, University of Melbourne, Department of Obstetrics and Gynaecology, The Royal Women's Hospital.Gigi Santow and Michael Bracher, Health Transition Centre, National Centre for Epidemiology and Population Health, The Australian National University, GPO Box 4, Canberra, ACT 2601.