A further investigation of combined mismatch repair and BRAFV600E mutation specific immunohistochemistry as a predictor of overall survival in colorectal carcinoma. oleh Nathan Luey, Christopher W Toon, Loretta Sioson, Adele Clarkson, Nicole Watson, Carmen Cussigh, Andrew Kedziora, Stuart Pincott, Stephen Pillinger, Justin Evans, John Percy, Alexander Engel, Margaret Schnitzler, Anthony J Gill