Trends in smoking during pregnancy in England, 1992-7: quota sampling surveys.
Owen
L
L
Health Education Authority, Trevelyan House, London SW1P 2HW. lesley.owen@hea.org.uk
McNeill
A
A
Callum
C
C
D000293:Adolescent; D000328:Adult; D017677:Age Distribution; D004739:England / Q000453:epidemiology; D005260:Female; D015438:Health Behavior; D006306:Health Surveys; D006801:Humans; D011247:Pregnancy; D011248:Pregnancy Complications / Q000453:epidemiology*; D015995:Prevalence; D012907:Smoking / Q000453:epidemiology*; D016540:Smoking Cessation / Q000706:statistics & numerical data