Article info
PDFOriginal research
Cigarettes, heated tobacco products and dual use: exhaled carbon monoxide, saliva cotinine and total tobacco consumed by Hong Kong tobacco users
- Correspondence to Dr Yuying Sun, School of Public Health, The University of Hong Kong, Hong Kong SAR, People's Republic of China; gyysun{at}hku.hk; Dr Sai Yin Ho, School of Public Health, The University of Hong Kong, Hog Kong SAR, People's Republic of China; syho{at}hku.hk
Citation
Cigarettes, heated tobacco products and dual use: exhaled carbon monoxide, saliva cotinine and total tobacco consumed by Hong Kong tobacco users
Publication history
- Received July 4, 2022
- Accepted January 11, 2023
- First published January 24, 2023.
Request permissions
If you wish to reuse any or all of this article please use the link below which will take you to the Copyright Clearance Center’s RightsLink service. You will be able to get a quick price and instant permission to reuse the content in many different ways.
Copyright information
© Author(s) (or their employer(s)) 2023. No commercial re-use. See rights and permissions. Published by BMJ. This article is made freely available for personal use in accordance with BMJ’s website terms and conditions for the duration of the covid-19 pandemic or until otherwise determined by BMJ. You may use, download and print the article for any lawful, non-commercial purpose (including text and data mining) provided that all copyright notices and trade marks are retained.https://bmj.com/coronavirus/usage