William Stones1, Sabaratnam Arulkumaran2. 1. University of St Andrews, School of Medicine, North Haugh, St Andrews KY16 9TF, UK; University of Malawi, College of Medicine, Zomba, Malawi. Electronic address: rws6@st-andrews.ac.uk. 2. International Federation of Gynecology and Obstetrics, London, UK.