Frontiers Association between prognostic nutritional index and all cause mortality in critically ill patients with ventilator associated pneumonia: a retrospective study based on MIMIC IV database Tobacco use in middle schoolers rose this year, but fewer high school students vaped Clinical and economic consequences of : Critical Care Medicine Mice who 'vaped' nicotine for a year had big spike in tumor growth Los Angeles Times 1 in 5 high school seniors vaped marijuana in the last year STAT Vaping can lead to serious pulmonary illnesses The Echo