V. T. Tong,F. Althabe,A. Alemán,C. C. Johnson,P. M. Dietz,M. Berrueta,P. Morello,M. Colomar,P. Buekens,C. S. Sosnoff,S. L. Farr,A. Mazzoni,A. Ciganda,A. Becú,M. G. Bittar Gonzalez,L. Llambi,L. Gibbons,R. A. Smith and J. M. Belizán. Accuracy of self-reported smoking cessation during pregnancy. Acta Obstet Gynecol Scand. 2015;94(1):10.1111/aogs.12532.