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Award-winning original fiction for learners of English. At seven levels, from Starter to Advanced, this impressive selection of carefully graded readers offers exciting reading for every student's capabilities. When the wife of a prominent surgeon dies suddenly in the hospital emergency room of Mercy Hospital in Milwaukee, USA, Dr Maxine Cassidy suspects murder. Maxine is determined to find the killer and starts an investigation of her own. However, when someone tries to kill her, she begins to wonder which of her medical colleagues she can trust.