Significance Compared with adults who smoke cigarettes, adults who vape nicotine are exposed to similar levels of nicotine and significantly lower levels of tobacco-specific nitrosamines (TSNAs).

Access the query editor: You begin in Dune’s query editor, a dedicated environment for writing and executing code. Click “New ...

An illustration of a magnifying glass. An illustration of a magnifying glass.

Abstract: Graph Convolutional Neural Networks (graph CNNs) have been widely used for graph data representation and semi-supervised learning tasks. However, existing graph CNNs generally use a fixed ...