RT Journal Article SR Electronic T1 A rapidly growing crusted nodule on the lip JF Cleveland Clinic Journal of Medicine JO Cleve Clin J Med FD Cleveland Clinic SP 222 OP 224 DO 10.3949/ccjm.80a.12050 VO 80 IS 4 A1 Paul J. Wirth A1 Thomas N. Helm YR 2013 UL http://www.ccjm.org/content/80/4/222.abstract AB