0000950103-00-000787 424B2 1 20000628 LABORATORY CORP OF AMERICA HOLDINGS 0000920148 8071 133757370 DE 1231 424B2 33 333-38700 663134 358 S MAIN ST BURLINGTON NC 27215 3362291127 358 S MAIN ST 4225 EXECUTIVE SQUARE, SUITE 800 BURLINGTON NC 27215 NATIONAL HEALTH LABORATORIES HOLDINGS INC 19940314 424B2 1 0001.txt