A randomised controlled single centre open label pharmacokinetic study to examine various approaches of nicotine delivery using electronic cigarettes Scientific Reports E cigarettes compromise the gut barrier and trigger inflammation: iScience Chronic E Cigarette Use Impairs Endothelial Function on the Physiological and Cellular Levels Arteriosclerosis, Thrombosis, and Vascular Biology Pro inflammatory effects of e cigarette vapour condensate on human alveolar macrophages Thorax Tactile learning and memory deficits following cigarette and e cigarette exposure: neural alterations in the barrel cortex and hippocampus Cognitive Processing Springer Nature Link