Efficacy and safety of Ojeok-san plus Saengmaek-san for gastroesophageal reflux-induced chronic cough: protocol for a pilot, randomized, double-blind, placebo-controlled trial.
Yeon Hee BhangKwan-Il KimJaehyo KimJunmo AhnHwan-Su JungChangsop YangSeok-Jae KoYoungmin BuJae-Woo ParkKyoung Sun ParkHee-Jae JungJun-Hwan LeeBeom-Joon LeePublished in: Trials (2020)
This trial has been registered with Clinical Research Information Service (CRIS) of South Korea (http://cris.nih.go.kr; registration number KCT0003115). Registered August 28, 2018.