TY - GEN AU - Collins,G S AU - Altman,D G TI - Identifying patients with undetected colorectal cancer: an independent validation of QCancer (Colorectal) SN - 1532-1827 PY - 2012///1121 KW - Adult KW - Aged KW - Aged, 80 and over KW - Cohort Studies KW - Colorectal Neoplasms KW - diagnosis KW - Early Detection of Cancer KW - methods KW - Female KW - General Practice KW - Humans KW - Male KW - Middle Aged KW - Predictive Value of Tests KW - Reproducibility of Results KW - Risk Factors KW - United Kingdom N1 - Publication Type: Journal Article UR - https://doi.org/10.1038/bjc.2012.266 ER -