Coronavirus measures: public support remains high, despite concerns With the rapid increase in infections, people estimate their own risk of becoming infected as higher than it was 6 weeks ago (previously 10%, now 18%).
How to distinguish a dual user from an exclusive e-cigarette user RIVM and Maastricht University have identified a combination of factors that can be used to distinguish between exclusive e-cigarette users (vapers) on the one hand and people who smoke both regula