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Some people may recognize helium as a gas used in balloons on celebratory occasions or perhaps to induce a high-pitched voice when it’s inhaled. But the colourless, odourless gas plays an important function in health care – used as a coolant in MRI machines, which diagnose diseases, plan treatments and





y Robert Cribb, Jenna Olsen and Masih Khalatbari, Investigative Journalism Bureau After decades of secretly inducing heart attacks in dogs as part of cardiac research, St. Joseph’s Hospital ended the practice on Monday in the aftermath of an Investigative Journalism Bureau (IJB) investigation. In a public statement, the Lawson Research Institute