Vaz, L., Leonardi-Bee, J., Aveyard, P., Cooper, S., Grainge, M., Coleman, T., & Tobacco, S. f. R. o. N. a. (2014). Factors associated with smoking cessation in early and late pregnancy in the smoking, nicotine, and pregnancy trial: A trial of nicotine replacement therapy. Oxford University Press.
Lua i Stíl Chicago (17ú heag.)Vaz, L., J. Leonardi-Bee, P. Aveyard, S. Cooper, M. Grainge, T. Coleman, agus Society for Research on Nicotine and Tobacco. Factors Associated with Smoking Cessation in Early and Late Pregnancy in the Smoking, Nicotine, and Pregnancy Trial: A Trial of Nicotine Replacement Therapy. Oxford University Press, 2014.
Lua MLA (9ú heag.)Vaz, L., et al. Factors Associated with Smoking Cessation in Early and Late Pregnancy in the Smoking, Nicotine, and Pregnancy Trial: A Trial of Nicotine Replacement Therapy. Oxford University Press, 2014.