0000950130-03-003206 DEF 14A 5 20030514 20030414 20030414 LABORATORY CORP OF AMERICA HOLDINGS 0000920148 8071 133757370 DE 1231 DEF 14A 34 001-11353 03649235 358 S MAIN ST BURLINGTON NC 27215 3362291127 358 S MAIN ST BURLINGTON NC 27215 NATIONAL HEALTH LABORATORIES HOLDINGS INC 19940314 DEF 14A 1 ddef14a.htm NOTICE & PROXY STATEMENT GRAPHIC 3 g22611g40f84.jpg GRAPHIC GRAPHIC 4 g22611g47g81.jpg GRAPHIC GRAPHIC 5 g22611g61o27.jpg GRAPHIC GRAPHIC 6 g22611g72g60.jpg GRAPHIC