If not removed from teeth, plaque hardens to form tartar or calculus
Violators of Burmas tobacco law can be fined between 20,000 kyats ($14.70) and 50,000 kyats for a first offence and between 50,000 kyats and 200,000 kyats, plus a two-year prison sentence, for a second offence
Yang Y, Yuan H, Zhao L, Guo S, Hu S, Tian M, et al
Significant impacts on public health The Center for Research on Tobacco and Health was established through an earlier round of funding in 2013, when the College of Medicine was first designated as a TCORS site
Chronic cigarette smoking is linked with structural alterations in brain regions showing acute nicotinic drug-induced functional modulations