Financial challenges and hardship during the COVID-19 pandemic and tobacco expenditure minimizing strategies among U.S. adult commercial tobacco users.

"appendix a supplementary material the following are the supplementary data to this article: supplementary data 1 data availability data will be made available on request."

"Declaration of Competing Interest The authors declare that they have no known competing financial interests or personal relationships that could have appeared to influence the work reported in this paper."

"This work is supported by the U.S. National Institute on Minority Health and Health Disparities, Division of Intramural Research. Dr. Chen-Sankey was also supported by the U.S. National Cancer Institute and Food and Drug Administration (10.13039/100000054NCI/FDA) funding (K99CA242589). Dr. Phan was also supported by the National Institutes of Health and Food and Drug Administration funding (K99CA272919). Opinions and comments expressed in this article belong to the authors and do not necessarily reflect those of the U.S. Government, Department of Health and Human Services, National Institutes of Health, and National Institute on Minority Health and Health Disparities. Kasra Zarei: Conceptualization, Formal analysis, Investigation, Methodology, Software, Writing – original draft, Writing – review & editing. Kristen Hamilton-Moseley: Conceptualization, Writing – original draft, Writing – review & editing. Julia Chen-Sankey: Conceptualization, Data curation, Writing – review & editing. Lilianna Phan: Conceptualization, Data curation, Writing – review & editing. Aniruddh Ajith: Conceptualization, Writing – review & editing. Kiana Hacker: Conceptualization, Writing – review & editing. Bambi Jewett: Conceptualization, Writing – review & editing. Kelvin Choi: Conceptualization, Supervision, Data curation, Funding acquisition, Investigation, Methodology, Project administration, Resources, Writing – original draft, Writing – review & editing."