DEERFIELD, Ill.--(BUSINESS WIRE)--Baxter International Inc. (NYSE:BAX), in conjunction with DynPort Vaccine Company LLC (DVC), a CSC Company (NYSE:CSC), today presented Phase III study data measuring the clinical efficacy for PREFLUCEL, a trivalent seasonal influenza candidate vaccine. PREFLUCEL is made using Baxter’s Vero cell culture platform and does not contain an adjuvant or preservatives. The data were presented at the International Congress on Infectious Disease (ICID) in Miami, Florida.