JKAOH Journal of Korean Acadomy of Oral Health
pISSN 1225-388X eISSN 2093-7784

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Fig. 1. Measure the spread of droplets during conversations with ‘Cha’, ‘Pa’, and ‘Ta’. (A) female, (B) male.
J Korean Acad Oral Health 2021;45:161~165 https://doi.org/10.11149/jkaoh.2021.45.3.161
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