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Fig. 1 | BMC Public Health

Fig. 1

From: Brief advice and active referral for smoking cessation services among community smokers: a study protocol for randomized controlled trial

Fig. 1

Study design. *Survey includes participants’ demographics (baseline only), smoking habits, past quitting history (baseline only), quitting progress, readiness and efficacy to quit and their knowledge about smoking are obtained at recruitment site as the baseline; and § biochemical validation includes exhaled carbon dioxide and saliva cotinine tests

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BMC Public Health

ISSN: 1471-2458

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