In the original version of this article (1), the stated disclosure of Ray Niaura is incorrect. The error has been corrected in the latest online HTML and PDF versions of the article. The author regrets this error.

1.
Cheng
Y-C
,
Reyes-Guzman
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,
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CH
,
Rostron
BL
,
Edwards
KC
,
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Biomarkers of exposure among adult smokeless tobacco users in the population assessment of tobacco and health study (wave 1, 2013–2014)
.
Cancer Epidemiol Biomarkers Prev
2020
;
29
:
659
–
67
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©2025 American Association for Cancer Research
2025
American Association for Cancer Research