The gateway speculation posits that, amid folks who definitely have not Earlier smoked, people of snus tend to be more probably than non-customers to take up smoking cigarettes. An evaluation of the evidence [106] which examined gateway effects in Sweden proposed that snus appeared to guide buyers from smoking rather https://images.google.es/url?q=https%3A%2F%2Ficyshop.es%2F%3Fcollections%2Fsnus