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Safety profile of a nicotine lozenge compared with that of nicotine gum in adult smokers with underlying medical conditions: a 12-week, randomised, open-label study

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Men who quit smoking at least 10 years before their diagnosis are at the same risk as those who never smoked

Finally, after repeated discussion and modification by experts in many fields such as epidemiology, child education, child health care and health management, the final questionnaire was determined to be ready for the study