title: Preoperative testing prior to elective surgery.
authors: Institute for Clinical Evaluative Sciences and Department of Medicine, University of Toronto.
authors: Jan
authors: J
authors: Hux
mesh_terms: D003955:Diagnostic Tests, Routine / Q000191:economics / Q000706:statistics & numerical data*; D017558:Elective Surgical Procedures / Q000145:classification*; D004562:Electrocardiography / Q000706:statistics & numerical data*; D019538:Health Care Surveys; D017721:Hospital Costs / Q000706:statistics & numerical data; D006801:Humans; D007902:Length of Stay / Q000706:statistics & numerical data; D009864:Ontario; D011300:Preoperative Care / Q000191:economics / Q000592:standards / Q000706:statistics & numerical data*; D013902:Radiography, Thoracic / Q000191:economics / Q000706:statistics & numerical data*