Figure 1From: Effect of acid suppression therapy on gastroesophageal reflux and cough in idiopathic pulmonary fibrosis: an intervention studyBaseline 24-hour reflux events in 18 IPF subjects undergoing 24-hour pH-impedance monitoring. A: Histogram and B: Box and whisker plot (median, quartiles and outlying values) (hatched lines = the upper limit of normal for each reflux subgroup [20]).Back to article page