title: Defining quit attempts: what difference does a day make?
authors.forename: Matthew J
authors.initials: MJ
authors.lastname: Carpenter
authors.forename: John R
authors.initials: JR
authors.lastname: Hughes
mesh_terms: D000328:Adult; D005260:Female; D006801:Humans; D008297:Male; D009042:Motivation; D012008:Recurrence; D012907:Smoking / Q000523:psychology; D016540:Smoking Cessation / Q000523:psychology*; D000074606:Smoking Prevention; D013997:Time Factors