recognized for our innovation, quality, and customer convenience, labcorp delivers timely, accurate results for improved patient care. with scientific expertise in esoteric testing, genomics, and clinical and anatomic pathology, labcorp performs more than one million tests on approximately 400,000 samples each day. labcorp is a pioneer in applying advances in medicine and science to laboratory testing, with more than 35 years of experience in serving physicians and their patients. labcorp operates a sophisticated laboratory network, with corporate headquarters in burlington, nc, and more than 34,000 employees worldwide. our more than 220,000 clients include physician offices, hospitals, managed care organizations, and biotechnology and pharmaceutical companies. laboratory corporation of america holdings is listed on the new york stock exchange (nyse) under ticker symbol lh.