A New Blood Assurance Donor Center Is Now Open In Bristol, Virginia. The Center Located On Linden Square Drive Will Be Open Monday Through Friday From 10 A.M. To 6:30 P.M. Blood Assurance Serves 47 Counties In A Five-State Region And Provides Blood Components For 70 Health Care Facilities Including Johnston Memorial Hospital And Smyth County Community Hospital. A Grand Opening Celebration And Ribbon Cutting Is Set For October 16th.