A doctor has poured cold water on what was termed ‘the greatest medical breakthrough of the century’ about a Mississippi baby being cured of HIV with a dose of heavy antiretroviral treatments. Dr Mark Siedner a research fellow in Medicine at the Massachusetts General Hospital has raised the question whether the baby was even HIV positive when she was born in the first place in a piece on The Wall Street Journal. In his piece Dr Siedner points out the news of the cure spread before the actual presentation of results at the annual HIV conference in Atlanta. The original