A French doctor operates a patient by colonoscopy at the Ambroise Pare hospital in Marseille, southern France on March 25, 2008. REUTERS/Jean-Paul Pelissier (FRANCE) - RTR1Z270

A French doctor operates a patient by colonoscopy at the Ambroise Pare hospital in Marseille

Esta imagen está asociada a: Los bulos sobre el cáncer colorrectal pueden resultar letales