Fig. 3From: Positive effect of deep diaphragmatic breathing training on gastroesophageal reflux-induced chronic cough: a clinical randomized controlled studyChanges in cough symptom score from baseline to the 8-week treatment between the two groups. (a): changes in daytime cough symptom score over time; (b): changes in nighttime cough symptom score over time. In the fourth week, the training group than the control group obviously relieve nighttime cough symptomsBack to article page