RT Journal Article SR Electronic T1 Common Physical Presentations of Psychiatric Disorders JF Cleveland Clinic Journal of Medicine JO Cleve Clin J Med FD Cleveland Clinic SP 14 OP 15 VO 57 IS 1 A2 Wilke, William S. A1 Covington, Edward C. YR 1990 UL http://www.ccjm.org/content/57/1/14.abstract AB