Response To: Evaluation of Heartburn and Hoarseness with the Reflux Symptom Index,from Athanassios Kyrgidis and Athanasia Printza

1 Lin CC Wang YY Wang KL , et al. Association of heartburn and laryngopharyngeal symptoms with endoscopic reflux esophagitis, smoking, and drinking. Otolaryngol Head Neck Surg 2009;141:264–71.

2 Belafsky PC Postma GN Koufman JA. Validity and reliability of the reflux symptom index (RSI). J Voice 2002;16:274–7.

3 Noordzij JP Khidr A Desper E , et al. Correlation of pH probe-measured laryngopharyngeal reflux with symptoms and signs of reflux laryngitis. Laryngoscope 2002;112:2192–5.

4 Moayyedi P Talley NJ. Gastro-oesophageal reflux disease. Lancet 2006;367:2086–100.

5 Ercan I Cakir BO Uzel TS , et al. The role of gastric Helicobacter pylori infection in laryngopharyngeal reflux disease. Otolaryngol Head Neck Surg 2006;135:52–5.