Less than a mile south of the Loop 101 in northeast Phoenix, on a plot of land that just two years ago was nothing but dirt, a new silhouette that represents the future of health care in Arizona has cropped up against the backdrop of the Valley it will serve. Arizona State University’s brand-new Health Futures Center, home of the Mayo Clinic and ASU Alliance for Health Care, is the latest development in the nearly two-decades-long relationship between the nation’s most innovative university and…