Conor Berry, Springfield Republican, February 28, 2012 Springfield – In just a few days, Baystate Health will be wheeling its first patient through the doors of the so-called "hospital of the future," a nearly $300 million, 640,000-square-foot expansion of Springfield's Baystate Medical Center. But on Tuesday, a group of nurses were more concerned about holding onto their jobs for the future, claiming that Baystate Health System officials made "unreasonable concessionary demands" and engaged in union-busting tactics during contract negotiations that broke down earlier this month. "They're rabidly anti-union," Joseph A. Twarog ... Nurses