Amazon.com Book Description (ISBN 0061097985, Mass Market Paperback)

At his research clinic in Boston, renowned specialist Jake Foster uncovers the terrifying secret behind the city's rapidly rising infertility rate. Meanwhile in a nearby ER, his wife, Dr. Brett Foster, unsuccessfully tries to save a young man with no visible injuries from bleeding to death -- the fifth such fatality in a week. Working together to find answers, Jake and Brett discover that the two epidemics stem from the same diabolical source. And now they will risk everything to expose a sinister plot that could claim thousands of lives ... starting with their own.