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. 2000 Aug 5;321(7257):337–342. doi: 10.1136/bmj.321.7257.337

Figure 2.

Figure 2

Children's reported exposure to mothers' cigarettes in the home (No of cigarettes per week) in families with a young child (<4 years old) and a mother who smoked who received either three months of counselling or standard advice to reduce smoking in the presence of the child. Values are geometric means