Selection of study participants Potential subjects attended the study site and were informed about the study by a dentist, who performed an oral and dental examination, recorded their medical history and concomitant therapies, and determined eligibility according to the studys inclusion/exclusion criteria (Supplementary Table 1)
Smoking-attributable medical expenditures by age, sex, and smoking status estimated using a relative risk approach
These census blocks were in the eight largest cities in the county: Carlsbad, Chula Vista, El Cajon, Escondido, Oceanside, San Diego, San Marcos, and Vista
Even nicotine-free vape liquid can contain trace amounts of nicotine, sometimes exceeding legal limits
No bigger than a pack of cigarettes, original works of art are available around the country for $10 or less when purchased from an Art-o-mat, vintage cigarette vending machines repurposed for a healthier habitart collecting