Browsing HMS Scholarly Articles by Keyword "H1N1 virus"
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Diagnosis of Influenza from Lower Respiratory Tract Sampling after Negative Upper Respiratory Tract Sampling
(Landes Bioscience, 2013)In this retrospective cohort study, we demonstrate that PCR-confirmed diagnoses of influenza were made solely by lower respiratory sampling in 6.9% of cases, as traditional upper respiratory tract tests were negative, ...