RT Journal T1 Mislabeling of figure key in: Trends in chronic obstructive pulmonary disease prevalence, incidence, and mortality in ontario, canada, 1996 to 2007 JF Archives of Internal Medicine JO Archives of Internal Medicine YR 2010 FD June 28 VO 170 IS 12 SP 1023 OP 1023 DO 10.1001/archinternmed.2010.195 UL http://dx.doi.org/10.1001/archinternmed.2010.195 AB Mislabeling of Figure Key. In the Original Article titled “Trends in Chronic Obstructive Pulmonary Disease Prevalence, Incidence, and Mortality in Ontario, Canada, 1996 to 2007” by Gershon et al, published in the March 22, 2010, issue of the Archives (2010;170[6]560-565) the figure key on page 562 was mislabeled. The labels for the female and male should be switched; therefore, the circle should have been designated as female; and the diamond, male (Figure).