Boston Children's Hospital is the main pediatric training and research hospital of Harvard Medical School, Harvard University. It is a freestanding acute care children's hospital located at the centre of Harvard Longwood Medical and Academic Area in Boston, Massachusetts. The hospital is home to the world's largest pediatric research enterprise, and it is the leading recipient of pediatric research funding from the National Institutes of Health. It has been ranked as best pediatric medical center by U.S. News & World Report more times than any other hospital.