] The SARS virus can live for days in the stool and urine
] of patients, the World Health Organization said Sunday in
] a new report that could shed light on the frightening
] spread of the disease.
]
] Hong Kong scientists have suspected the virus could live
] in sewage -- something that could help explain an
] outbreak that affected residents at a large apartment
] complex.

Which explains why it's centralized in China, and why all the people walking around with surgical masks are idiots.