Prevalence, costs, and consequences of low-value preprocedural urinalyses in the US.

Prevalence, Costs, and Consequences of Low-Value Preprocedural Urinalyses in the US – JAMA Internal Medicine

Editorial: Moving Beyond Guidelines—Use of Value-Based Preoperative Testing (free for a limited period)

Commentary: Preoperative screening urinalysis is widely used—but usually unnecessary, study finds – MedicalXpress