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Grijalva CG, Griffin MR, Edwards KM, Johnson M, Gil AI, Verástegui H, Lanata CF, Williams JV. Concordance between RT-PCR-based detection of respiratory viruses from nasal swabs collected for viral testing and nasopharyngeal swabs collected for bacterial testing. Journal of clinical virology : the official publication of the Pan American Society for Clinical Virology. 2014 Jul;60(60). 309-12. NIHMSID: NIHMS591201.
Abstract
Epidemiologic studies of respiratory infections frequently rely on separate sample collections for the detection of bacteria and viruses. The requirement for two specimens presents cost, logistical, and acceptability challenges.