Quit and Win contests for smoking cessation. by Hey, K, Perera, R

Competitions and incentives for smoking cessation. by Hey, K, Perera, R

Workplace interventions for smoking cessation. by Moher, M, Hey, K, Lancaster, T

Workplace interventions for smoking cessation. by Moher, M, Hey, K, Lancaster, T

Paternal occupation and neural tube defects: a case-control study based on the Oxford Record Linkage Study register. by Fear, N, Hey, K, Vincent, T, Murphy, M

Does cigarette smoking increase time to conception? by Munafo, M, Murphy, M, Whiteman, D, Hey, K

Abstinence from smoking eight years after participation in randomised controlled trial of nicotine patch. by Yudkin, P, Hey, K, Roberts, S, Welch, S, Murphy, M, Walton, R

Does smoking influence survival in cancer patients through effects on respiratory and vascular disease? by Clark, T, Murphy, M, Hey, K, Drury, M, Cheng, K, Aveyard, P

Reproductive factors, subfertility, and risk of neural tube defects: a case-control study based on the Oxford Record Linkage Study Register. by Whiteman, D, Murphy, M, Hey, K, O'Donnell, M, Goldacre, M

Zyban for smoking cessation in a general practice setting: the response to an invitation to make a quit attempt. by Johnstone, E, Hey, K, Drury, M, Roberts, S, Welch, S, Walton, R, Murphy, M

Does smoking status influence the prognosis of bladder cancer? A systematic review. by Aveyard, P, Adab, P, Cheng, K, Wallace, D, Hey, K, Murphy, M

Is the natural twinning rate now stable? by Murphy, M, Hey, K, Whiteman, D, O'Donnell, M, Willis, B, Barlow, D

Bromocriptine use is associated with decreased smoking rates. by Murphy, M, Hey, K, Johnstone, E, Munafo, M, Walton, R, Willis, B, Harrison, P

Genetic variation in dopaminergic pathways and short-term effectiveness of the nicotine patch. by Johnstone, E, Yudkin, P, Hey, K, Roberts, S, Welch, S, Murphy, M, Griffiths, SE, Walton, RT

Is giving up smoking on the nicotine patch related to genotype? by Yudkin, P, Hey, K, Roberts, S, Welch, S, Johnstone, E, Murphy, M, Griffiths, S, Jones, L, Walton, R

Effectiveness of nicotine patches in relation to genotype in women versus men: randomised controlled trial. by Yudkin, P, Munafò, M, Hey, K, Roberts, S, Welch, S, Johnstone, E, Murphy, M, Griffiths, S, Walton, R

Childhood cancer incidence in a cohort of twin babies. by Murphy, M, Whiteman, D, Hey, K, Griffith, M, Gill, L, Goldacre, M, Vincent, T, Bunch, K

Pregnancy outcome among twins conceived after subfertility treatment compared with natural twins: A population-based study. by Murphy, M, Neale, R, Hey, K, Seagroatt, V, Goldacre, M, Vessey, M, Willis, B, Ellis, J, Barlow, D