TY - GEN AU - Appel,M F TI - Nature and significance of colonic polyps SN - 0038-4348 PY - 1977///1130 KW - Colonic Neoplasms KW - pathology KW - Humans KW - Intestinal Polyps N1 - Publication Type: Journal Article UR - https://doi.org/10.1097/00007611-197710000-00018 ER -