RT Journal Article SR Electronic T1 The keyhole or the manhole? What internists need to know about minimally invasive CABG JF Cleveland Clinic Journal of Medicine JO Cleve Clin J Med FD Cleveland Clinic SP 454 OP 456 VO 65 IS 9 A2 Wilke, William S. A1 Sabik, Joseph YR 1998 UL http://www.ccjm.org/content/65/9/454.abstract AB New alternatives to standard coronary artery bypass surgery reduce the incision size from 30 cm to 8 cm, presenting a less traumatic surgical option for patients undergoing coronary artery bypass surgery. Two minimally invasive techniques and patient selection criteria are summarized.