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Polyester anterior nares swabs are both comfortable and easy to use. (A, B), Study participants’ (n = 35) self-reported (A) discomfort and (B) confidence during self-administration of an anterior nares swab at home. (C), Boxplot depicting the RT–qPCR Ct values for RNaseP from self-administered anterior nares swabs (ANS) and mid-turbinate (MT) swabs.
