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Paolo Greco, Salvatore Andreola, Gaetano Magro, Filiberto Belli, Giorgio Giannone, Gian Francesco Gallino, Ermanno Leo, Potential pathological understaging of pT3 rectal cancer with less than 26 lymph nodes recovered: a prospective study based on a resampling of 50 rectal specimens Virchows Archiv. ,vol. 449, pp. 647- 651 ,(2006) , 10.1007/S00428-006-0313-3

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P Quirke, E Morris, Reporting colorectal cancer. Histopathology. ,vol. 50, pp. 103- 112 ,(2007) , 10.1111/J.1365-2559.2006.02543.X