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tobacco in history and culture an encyclopedia Culture: [Book] providing support for assignments at many levels and in a variety of fields Tobacco: A Cultural History of
Description
doi: 10.1136/bmj.326.7396.962
![tobacco in history and culture an encyclopedia Culture: [Book] providing support for assignments at many levels and in a variety of fields Tobacco: A Cultural History of](https://m.media-amazon.com/images/I/91ruqODrCOL.jpg_BO30,255,255,255_UF750,750_SR1910,1000,0,C_QL100_.jpg)
It was the mariners and traders who established the first European social environment in which smoking and chewing tobacco was common
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In order to achieve standardization and comparison of SLT studies, the calculation of pack-year equivalent for SLT is necessary
![tobacco in history and culture an encyclopedia Culture: [Book] providing support for assignments at many levels and in a variety of fields Tobacco: A Cultural History of](https://m.media-amazon.com/images/I/61Bcfnr7aOL.jpg_BO30,255,255,255_UF750,750_SR1910,1000,0,C_QL100_.jpg)
We may know their names but unfortunately we seldom know their individual work as they were not in the habit of signing or marking it
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