권순박 조영민 박덕신 박재형 김창수 Bae, Gwi-Nam 2024-01-12T22:37:47Z 2024-01-12T22:37:47Z 2021-09-29 https://pubs.kist.re.kr/handle/201004/98586 English expiratory aerosol droplet speech coughing PIV system saliva droplet velocity distribution Characterization of expiratory aerosol droplet by speech and coughing Conference 1 2010 International Aerosol Conference, pp.P3S11-1 2010 International Aerosol Conference P3S11-1 P3S11-1 FI