0000920148-03-000105 4 1 20030501 20030502 WALLACE ANDREW G 0001201215 DIRECTOR 4 430 SPRING ST BURLINGTON NC 27215 3364365066 430 S SPRING STREET BURLINGTON NC 27215 LABORATORY CORP OF AMERICA HOLDINGS 0000920148 8071 133757370 DE 1231 4 34 001-11353 03678796 358 S MAIN ST BURLINGTON NC 27215 3362291127 358 S MAIN ST BURLINGTON NC 27215 NATIONAL HEALTH LABORATORIES HOLDINGS INC 19940314 4 1 fm4agw050103.txt MAY DIR SHARES