人结直肠肿瘤前病变和Barrett食管的非整倍体机制。K-Ras和p53突变是否有作用?SP - 264135 VL - 15 AB - SN - 2210-7177 UR - https://doi.org/10.1155/1997/264135 DO - 10.1155/1997/264135 JF - Analytical Cellular Pathology PB - IOS Press KW - ER -