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Algorithm of the TABATIC study. ** A confirmatory cooximetry in standard conditions will be done on those subjects that declare tobacco abstinence. * Those individuals who are not willing to fix the D-day (usually in contemplative and precontemplative stages) will be contacted only once via E-mail after a month of the first face to face interview to encourage them to quit smoking. The patient will be able to fix the D-day up to 15 days prior to the second face to face interview.
