Although not specifically about the PT requirement, some stuff on the helium shortage across healthcare, research, and business. NBC: “The world is running out

Although not specifically about the PT requirement, some stuff on the helium shortage across healthcare, research, and business. NBC: “The world is running out of helium. Here's why doctors are worried.” https://www.nbcnews.com/health/health-news/helium-shortage-doctors-are-worried-running-element-threaten-mris-rcna52978 https://www.nbcnews.com/health/health-news/helium-shortage-d... Radiological Society of North America: “Keeping An Eye on the Potential Shortage of Helium for MRIs” https://www.rsna.org/news/2023/january/helium-shortage-for-mri https://www.rsna.org/news/2023/january/helium-shortage-for-m... The Harvard Crimson: “Helium Shortage Forces Harvard Physics Labs to Shut Down Equipment, Suspend Projects” https://www.thecrimson.com/article/2022/6/24/helium-shortage-2022/ https://www.thecrimson.com/article/2022/6/24/helium-shortage... Marketplace: “Party City’s Bankruptcy partly due to high cost of helium” https://www.marketplace.org/2023/01/19/heliums-been-rising-in-price-and-its-bringing-businesses-down/ https://www.marketplace.org/2023/01/19/heliums-been-rising-i...