title: Research letter: Using a commercial mailing list to recruit smokers: a cautionary tale.
authors.forename: Jennifer B
authors.initials: JB
authors.lastname: McClure
authors.forename: Julie
authors.initials: J
authors.lastname: Richards
authors.forename: Emily O
authors.initials: EO
authors.lastname: Westbrook
authors.forename: Chester
authors.initials: C
authors.lastname: Pabiniak
authors.forename: Evette
authors.initials: E
authors.lastname: Ludman
mesh_terms: D006801:Humans; D018579:Patient Selection; D011177:Postal Service; D012907:Smoking