On pages 389 and 390 of “Helicobacter pylori Colonization in the Larynges of Patients with Hoarseness,” by Fang etal., The Laryngoscope, March 2008, the study on which the manuscript is based is described as being conducted from November 2004 to July 2005. It was conducted between November 2005 and July 2006.

Fang TJ, Lee LA, Li HY, et al. Helicobacter pylori colonization in the larynges of patients with hoarseness. The Laryngoscope 2008;118:389–393.