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Has Ever Smoked

Known as: Have you ever smoked 
A question about whether an individual has ever smoked.
National Institutes of Health

Papers overview

Semantic Scholar uses AI to extract papers important to this topic.
2017
2017
The purpose of this study was to test the effectiveness of the All Nations Breath of Life program (ANBL); a 12-week culturally… 
2009
2009
We describe a methodology for analysing self‐reported risk behaviour transitional patterns in a binary outcome variable, subject…