In the June 2020 issue, the article titled “A Systematically Derived Exposure Assessment Instrument for Chronic Hypersensitivity Pneumonitis” (CHEST 2020;157(6):1506-1512) by Barnes et al was missing the following name in the list of CHP Exposure Assessment Collaborators:
Evans R. Fernández Pérez, MD, MS, Division of Pulmonary, Critical Care and Sleep Medicine, National Jewish Health, USA
The acknowledgments section has been corrected in the online version of the article. The authors regret this error.