TY - JOUR AU - Ra, Seung Won AU - Kim, Sun Young AU - Lim, Yun Young AU - Park, Shin Jung AU - Rhee, Chin Kook AU - Kim, Deog Kyeom AU - Park, Yong Bum AU - Lee, Chang Youl AU - Yoon, Hyoung Kyu AU - Park, Jeong-Woong AU - Yoo, Kwang Ha PY - 2021 TI - The safety and efficacy of CKD-497 in patients with acute upper respiratory tract infection and bronchitis symptoms: a multicenter, double-blind, double-dummy, randomized, controlled, phase II clinical trial JF - Journal of Thoracic Disease; Vol 13, No 1 (January 29, 2021): Journal of Thoracic Disease Y2 - 2021 KW - N2 - UR - https://jtd.amegroups.org/article/view/48157