Diagnostic value of reflux episodes in gastroesophageal reflux-induced chronic cough: a novel predictive indicator.

"Competing interests: The authors declared the following potential conflicts of interest with respect to the research, authorship, and/or publication of this article: All authors have completed the ICMJE uniform disclosure form. The authors have no conflicts of interest to declare."

"Funding: The authors disclosed receipt of the following financial support for the research, authorship, and/or publication of this article: This work was supported by the National Natural Science Foundation of China (Nos: 82070102, 81800097, and 81770097), the Project of Science and Technology Commission of Shanghai Municipality (No. 20ZR1451500), the Fund of Shanghai Youth Talent Support Program, the Fund of Shanghai Municipal Health Commission for Excellent Young Scholars (No. 2018YQ01), and the Shanghai Sailing Program (No. 19YF1444100). All the funding was used to recruit patients and purchase equipment."

"Ethics approval and consent to participate: Our study was registered in the Chinese Clinical Trials Register (www.chictr.org.cn/) (ChiCTR-DDD-17012587). The study protocol was approved (No. LL(H)-2016-396) by the Ethics Committee of Tongji Hospital. All procedures were in accordance with the ethical standards of the responsible committee on human experimentation (institutional and national) as well as the Helsinki Declaration of 1975, as revised in 2000. Written informed consent was obtained from all individuals before study enrollment."