RT Journal Article SR Electronic T1 Exstrophy of the Bladder in Twins JF Cleveland Clinic Journal of Medicine JO Cleve Clin J Med FD Cleveland Clinic SP 138 OP 141 VO 10 IS 4 A1 Higgins, Charles C. YR 1943 UL http://www.ccjm.org/content/10/4/138.abstract AB