1. A Prospective, Multicenter Survey on Causes of Chronic Cough in China
Kefang Lai, MD, PhD, Ruchong Chen, MD, PhD, Jiangtao Lin, MD, FCCP, Kewu Huang, MD, PhD, Huahao Shen, MD, PhD, FCCP, Lingfei Kong, MD, PhD, Xin Zhou, MD, FCCP, Zhiyang Luo, MD, Lan Yang, MD, Fuqiang Wen, MD, PhD, Nanshan Zhong, MD, FCCP 
CHEST 
Volume 143, Issue 3, Pages (March 2013)
DOI: /chest
Copyright © 2013 The American College of Chest Physicians Terms and Conditions

2. Figure 1
Diagnostic algorithm of chronic cough. BPT = bronchoprovocation test; SPT = skin prick test.
CHEST  , DOI: ( /chest )
Copyright © 2013 The American College of Chest Physicians Terms and Conditions