Complex sentence: Formerly known as the Duke University Hospital and Medical School, it was established on 1930 with a bequest by James B. Duke, the Medical Center now occupies 7.5 million square feet (700,000 m²) in 90 buildings on 210 acres (850,000 m²).
Split into simpler sentences: Formerly known as the Duke University Hospital and Medical School, it was established on 1930 with a bequest by James B. Duke. The Medical Center now occupies 7.5 million square feet (700,000 m²) in 90 buildings on 210 acres (850,000 m²).