RT Journal Article SR Electronic T1 A Survey of Systemic Disturbances Traceable to Infected Teeth JF Cleveland Clinic Journal of Medicine JO Cleve Clin J Med FD Cleveland Clinic SP 23 OP 30 VO 1 IS 1 A1 Russell L. Haden YR 1931 UL http://www.ccjm.org/content/1/1/23.abstract AB