Early signs of vaping health risks were missed or ignored – The Boston Globe

Doctors and researchers scattered around the globe saw problems, but “nobody put two and two together.”
— Read on www.bostonglobe.com/news/marijuana/2019/09/25/early-signs-vaping-health-risks-were-missed-ignored/Yw4zHtLZRkUZRrARL5yOlK/story.html