CHARLESTON, South Carolina, Aug. 28 -- The Medical University of South Carolina Foundation issued the following news release: In its centennial year, The Duke Endowment has made four awards totaling nearly $4.69 million to help the Medical University of South Carolina (MUSC) improve access to health care throughout South Carolina. Since 1994, the Endowment has invested more than $40 million in MUSC's lifesaving mission. "For 30 years now, MUSC and The Duke Endowment have worked as partners to more PR