title: A political thought on the "Friday effect".
authors.affiliation: Departments of Anesthesiology and Perioperative Medicine and Thoracic and Cardiovascular Surgery, University of Texas MD Anderson Cancer Center, Houston, TX, USA. phnorman@mdanderson.org.
authors.forename: Peter H
authors.initials: PH
authors.lastname: Norman
mesh_terms: D000556:Ambulatory Surgical Procedures / Q000706:statistics & numerical data*; D005260:Female; D006801:Humans; D008297:Male