Clinical Assessment of the Reliability of the Exam (CARE)

As you know from the Rational Clinical Examination Series in JAMA1, the all-too-common study of the accuracy and precision of the clinical examination comprises 4 experts examining 40 patients, the latter selected to confirm the biases and reputations of the former. The pioneering work of the US-Canadian Co-operative Research Group on the Clinical Exam reversed this trend, but even it has faced formidable problems in participation rates and patient numbers.

This is ground-breaking work.  They're doing studies on UTI and sore throat.  Their pre-op study is complete.