RT Journal Article SR Electronic T1 The Present Status of the Diagnosis of Renal Tumors JF Cleveland Clinic Journal of Medicine JO Cleve Clin J Med FD Cleveland Clinic SP 3 OP 21 VO 2 IS 4 A1 B. H. Nichols YR 1935 UL http://www.ccjm.org/content/2/4/3.abstract AB