On the pure-tone audiometry, there was a significant difference between the groups at the frequencies of 4,000, 6,000, and 8,000 Hz ( p < 0.05), and the transient evoked otoacoustic emissions exhibited a highly significant difference between both groups. 17 Due to the significant global health threat of COVID-19, there is an urgent need for effective treatment that can not only reduce patient's symptoms, but also decrease the duration of virus carriage to limit the transmission in the community. 18 Perhaps, the
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