It's called Enigma--a mutated culture of smallpox. Medical researcher Eric Connelly believes it contains the answer to curing all disease. Jacob Kohl of the Center for Disease Control believes it can destroy the world. The race to find Enigma is on. Original.

First Do No Harm 2004, Berkley Publishing Group, New York, NY

ISBN-13: 9780425196465

Mass-market paperback