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https://www.ft.com/content/cf24c968-3bf0-49f7-a63f-2c912dabc...The defendants are Welsh Carson, a New York-based buyout group, and US Anesthesia Partners, a business it created in 2012 that has acquired more than a dozen anaesthesiology practices in Texas. The FTC alleged they carried out a “roll-up scheme, systematically buying up nearly every large anaesthesia practice in [the state] to create a single dominant provider with the power to demand higher prices”.