sentences:  A total of 27 buildings were constructed on the 464-acre campus, which provided housing and a hospital to serve the needs of more than 300,000 African-American veterans in the South from World War I.It attracted doctors from top schools, such as Dr. Toussaint Tourgee Tildon, a graduate of Harvard Medical School.He was one of the first six African-American doctors to work at the hospital; as director of the complex for 12 years (1946–1958), he achieved accreditation for a medical residency program at the hospital.