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The most prominent rate of growth was recorded in 2017 when the average import price increased by 53%

For each time point there are four possible exposure categories: no use, used snuff sometimes, used snuff daily, and unknown frequency of use. We pooled unknown frequency and used snuff sometimes into a category of occasional use, creating a three-level dose variable: 1 (no snuff use), 2 (occasional use), and 3 (daily use)

Childhood infections: A history of severe respiratory infections in childhood can be a factor

Specialized intestinal metaplasia, dysplasia, and cancer of the esophagus and esophagogastric junction: prevalence and clinical data