Patients' perceptions and preferences for physicians' attire in hospitals in south western Saudi Arabia oleh Hassan M Alzahrani, Ahmed A Mahfouz, Shehata Farag, Nabil J Awadalla, Ahlam Abu Melha, Mohammed Almobarak, Makki H Meri, Othman M Omair, Afnan S Alqarni, Fatma M Alqahtani