RT Journal Article SR Electronic T1 A 68-year-old man with a blue toe JF Cleveland Clinic Journal of Medicine JO Cleve Clin J Med FD Cleveland Clinic SP 436 OP 437 DO 10.3949/ccjm.84a.16059 VO 84 IS 6 A1 Kiyoshi Shikino A1 Takahiro Ota A1 Takanori Uehara A1 Masatomi Ikusaka YR 2017 UL http://www.ccjm.org/content/84/6/436.abstract AB