RT Journal Article SR Electronic T1 Exchanging the skin bleb for the test tube JF Cleveland Clinic Journal of Medicine JO Cleve Clin J Med FD Cleveland Clinic SP 566 OP 566 DO 10.3949/ccjm.77a.09001 VO 77 IS 9 A1 Mandell, Brian F. YR 2010 UL http://www.ccjm.org/content/77/9/566.abstract AB