This is the actual study that's being cited in articles like this one https://www.nbcnews.com/health/vaping/e-cigarettes-linked-lung-problems-first-long-term-st

This is the actual study that's being cited in articles like this one https://www.nbcnews.com/health/vaping/e-cigarettes-linked-lung-problems-first-long-term-study-vaping-n1101641?cid=sm_npd_nn_fb_ma&fbclid=IwAR1ft0ZXZyT5yji5aFxZMLmzFndcOlJsgjx9upkINjC2PziB2Zdr6aG9bXo https://www.nbcnews.com/health/vaping/e-cigarettes-linked-lu...