A Multicenter Study on Chronic Cough in Children Anne B. Chang, PhD, Colin F. Robertson, MD, Peter P. Van Asperen, MD, Nicholas J. Glasgow, MD, Craig M. Mellis, MD, I. Brent Masters, PhD, Laurel Teoh, MD, Irene Tjhung, MBBS, Peter S. Morris, PhD, Helen L. Petsky, BNursing, Carol Willis, Lou I. Landau, MD CHEST Volume 142, Issue 4, Pages 943-950 (October 2012) DOI: 10.1378/chest.11-2725 Copyright © 2012 The American College of Chest Physicians Terms and Conditions
Figure 1 Distribution of the five most frequent diagnoses, grouped according to age categories. CHEST 2012 142, 943-950DOI: (10.1378/chest.11-2725) Copyright © 2012 The American College of Chest Physicians Terms and Conditions