Stratifying Risk of Urinary Tract Malignant Tumors in Patients With Asymptomatic Microscopic Hematuria - Loo, RK; Lieberman, SF; Slezak, JM; Landa, HM; Mariani, AJ; Nicolaisen, G; Aspen, AM; Jacobsen, SJ (Mayo Clin Proc, 2013)