Popularity of marijuana among Polish students
Introduction and the aim: Marijuana is the most commonly used drug in the world (excluding alcohol and tobacco). According to the literature about 16% of Poles at the age of 16 to 64 years old, at least once have used cannabis. The aim of study was to estimate the popularity of marijuana among stude...
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Kazimierz Wielki University,
2017-09-01T00:00:00Z.
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