Smoking and quit attempts during pregnancy and postpartum: a longitudinal UK cohort
Sue Cooper, Sophie Orton, Jo Leonardi-Bee, Emma Brotherton, Laura Vanderbloemen, Katharine Bowker, Felix Naughton, Michael Ussher, Kate E Pickett, Stephen Sutton, Tim Coleman
BMJ Open Nov 2017, 7 (11) e018746; DOI: 10.1136/bmjopen-2017-018746