 In the 1960s the Yale Department of Public Health merged with the Section of Epidemiology and Preventive Medicine, a unit within the Department of Internal Medicine at the Medical School, resulting in the Department of Epidemiology and Public Health (EPH).In 1964, EPH moved into its own building, the Laboratory of Epidemiology and Public Health (LEPH), which was designed by Philip Johnson and continues as the primary location for teaching and research.In 1964, the Arbovirus Research Unit of the Rockefeller Foundation moved to the Yale School of Public Health.