//Part 4 of our framework helps us understand all elements of usage, including pre-market perceptions of harm and addiction. In parallel, evaluation of actual commercial product usage continues. https://t.co/vDGFZDfdGG

Part 4 of our framework helps us understand all elements of usage, including pre-market perceptions of harm and addiction. In parallel, evaluation of actual commercial product usage continues. https://t.co/vDGFZDfdGG