Hugh Butt, MD, Last Assistant to Dr Will Mayo Dr Butt, who died Aug 16, 2008 at age 98, reflects on his career at Mayo Clinic and his role as Dr Will Mayo's last assistant For more information, go to http//newsblogmayoclinicorg/2008/08/20/hugh-butt-md-important-tie-to-mayo-brothers-dies-at-98/... Tags : medicinemayoclinichughbuttwilliamvitamin Visto : 1127 video subido por mayoclinic .