when did chewing tobacco become popular Trends in Smokeless Use and Initiation: 2002 to 2014 History of tobacco - Wikipedia

In circumstances in which negative or zero ASP data is reported for some, but not all National Drug Codes (NDCs) associated with a billing and payment code for a drug, we are proposing to calculate the payment limit using only NDCs with positive ASP data

Assessment of genetic damage among chewers of mixture containing mainly areca nut and tobacco

We also reviewed feedback from hookah enthusiasts and regular smokers

Timeframe for Including Prescriptions Written for Beneficiaries in LTC in the CMS EPCS Program Compliance Calculation We received multiple public comments in response to the proposal in section III.B.4