Published in TB and Outbreaks Week, February 8th, 1999
But despite this finding, a U.S. Centers for Disease Control and Prevention (CDC) report questions the wisdom of conducting widespread contact investigations in similar situations.
"This investigation suggests that the risk to most other passengers and crew is probably minimal," Marisa Moore and colleagues wrote ("A Train Passenger with Pulmonary Tuberculosis: Evidence of Limited Transmission During Travel," Clinical Infectious Diseases, January 1999;28:52-56).
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