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Smoking promotes the transfer of bile salts from the intestines into the stomach, thereby concentrating the stomach acids

Out of the 31 eligible observations, 16.1% (5/31) used an aggregate outcome definition that included other head and neck cancers and were flagged by a bias covariate (Supplementary Table S9)

Tobacco use in any form during pregnancy presents a significant risk to the pregnancy, pregnant patient, and developing fetus while also remaining a significant cause of morbidity and mortality compared with pregnant nonsmokers

To that end, we have compiled an alphabetical list of basic shapes with definitions