TY - JOUR AN - 3 AU - Castleman,B. AU - Krickstein,H.I. TI - Do adenomatous polyps of the colon become malignant? JO - N Engl J Med PY - 1962 VL - 267 SP - 469-475 M2 - 469 DO - 10.1056/NEJM196209062671001 ER -