RT Journal Article SR Electronic T1 III. Surgical approaches: At the ‘tipping point’ JF Cleveland Clinic Journal of Medicine JO Cleve Clin J Med FD Cleveland Clinic SP S20 OP S22 VO 70 IS 7 suppl 3 A1 McCarthy, Patrick M. A1 Gillinov, A. Marc YR 2003 UL http://www.ccjm.org/content/70/7_suppl_3/S20.abstract AB