In this edition of audio news, presented by Derek Thorne: Reduce Maternal Deaths! There are half a million maternal deaths each year, according to the Lancet's "Women Deliver" conference held in London. Ann Starrs, Carine Ronsman and Veronique Filippi discuss with Anna Lacey how to reduce unsafe abortions and obstetric complications all over the world to bring this startling figure down HIV Treatment And Leprosy Diana Lockwood told the Chicago ICAAC conference how 'hidden' leprosy can be triggered in some patients who are receiving HIV antiretroviral therapy Polio Eradication Possible? D. A. Henderson, who led the global smallpox eradication programme, said in a meeting held at the London School of Hygiene & Tropical Medicine that we now need to readdress health priorities to eradicate polio