TY - JOUR T1 - The diagnostic value of symptoms for colorectal cancer in primary care JF - British Journal of General Practice JO - Br J Gen Pract SP - 440 LP - 441 DO - 10.3399/bjgp11X583128 VL - 61 IS - 588 AU - Brian H Willis Y1 - 2011/07/01 UR - http://bjgp.org/content/61/588/440.3.abstract N2 - Knowing the accuracy of clinical tests in practice is useful to any clinician hoping to take an evidence-based approach to their practice, and the work of Astin and colleagues1 provides a useful summary on the performance of clinical tests used to diagnose colorectal cancer in primary care. However, I believe there are two shortcomings to their analysis.In part of their analysis, the authors chose … ER -