Response to "Normal spirometry equates to normal impulse oscillometry in healthy subjects"

Department of Respiratory and Critical Care Medicine, West China School of Medicine and West China Hospital, Sichuan University, No. 37 Guoxue Alley, Chengdu, 610041, China Liang-Yuan Li, Tian-Sheng Yan, Yu-Qi Li, Lin-Xi Fu, Lan Lan, Bin-Miao Liang, Mao-Yun Wang & Feng-Ming Luo 2. Rights and permissions Open Access This article is licensed under a Creative Commons Attribution 4.0 International License, which permits use, sharing, adaptation, distribution and reproduction in any medium or format, as long as you give appropriate credit to the original author(s) and the source, provide a link to the Creative Commons licence, and indicate if changes were made. Prevalence and risk factors of small airway dysfunction, and association with smoking, in China: findings from a national cross-sectional study.