Tobacco smoking and solid fuels for cooking and risk of liver cancer: A prospective cohort study of 0.5 million Chinese adults.

"CONFLICT OF INTEREST The authors declare no conflicts of interest."

"Funding information This work was supported by National Natural Science Foundation of China (91843302, 81941018, 91846303). The CKB baseline survey and the first re‐survey were supported by a grant from the Kadoorie Charitable Foundation in Hong Kong. The long‐term follow‐up is supported by grants from the UK Wellcome Trust (212946/Z/18/Z, 202922/Z/16/Z, 104085/Z/14/Z, 088158/Z/09/Z), grants (2016YFC0900500, 2016YFC0900501, 2016YFC0900504, 2016YFC1303904) from the National Key R&D Program of China, National Natural Science Foundation of China (81390540, 81390541, 81390544) and Chinese Ministry of Science and Technology (2011BAI09B01). Ka Hung Chan acknowledges support from the BHF Centre of Research Excellence, University of Oxford (RE/18/3/34214). The funders had no role in the study design, data collection, data analysis and interpretation, writing of the report or the decision to submit the article for publication."