NEWTON, Mass.--(BUSINESS WIRE)--The city of San Francisco and its fire department (SFFD) are responding to the alarm that firefighters have an increased risk for bladder cancer and death from the disease by providing free bladder cancer screening to all its current and retired firefighters. The NMP22® BladderChek® Test, a point-of-care urine test, developed and marketed by Matritech (Amex: MZT) is being used in the screening program.