WDB Medical Data, Inc., a U.S. subsidiary of WDB Holdings Co., Ltd. and global provider of CRO and R&D services to the biopharmaceutical and medical device industries, has acquired DZS Clinical Services, a provider of clinical development and data analytics for pharma, biopharma and medical device companies.   The acquisition bolsters WDB’s full-service CRO capabilities to provide more comprehensive and global services to U.S. companies with coverage in Europe and Japan. Services include c...