In the Original Investigation titled “Association of Oral Cavity and Oropharyngeal Cancer Biomarkers in Surgical Drain Fluid With Patient Outcomes,”1 published online April 13, 2017, and in the July 2017 print issue, a funding source and grant information were missing from the Funding/Support section. University of Minnesota Cancer Center (grant P30CA077598) was added. This article has been corrected online.
Addition to Funding/Support. JAMA Otolaryngol Head Neck Surg. Published online December 28, 2017. doi:10.1001/jamaoto.2017.3149