Rational Diagnosis of Deep Vein Thrombosis (RADIA DVT) in Symptomatic Outpatients with Suspected DVT: Simplification and Improvement of Decision Rule Analysis for the Exclusion and Diagnosis of DVT by the Combined Use of a Simple Clinical Model, A Rapid Sensitive D-Dimer Test and Compression Ultrasonography (CUS) - Michiels, Jan Jacques (Seminars in Thrombosis and Hemostasis, 1998)