Widodo, D.W., Department of Otorhinolaryngology, Head and Neck Surgery, Faculty of Medicine Universitas Indonesia, Cipto Mangunkusumo Hospital, Jakarta, Indonesia; Dewi, D.J., Department of Otorhinolaryngology, Head and Neck Surgery, Faculty of Medicine Universitas Indonesia, Cipto Mangunkusumo Hospital, Jakarta, Indonesia; Ranakusuma, R.W., Clinical Epidemiology and Evidence-Based Medicine Unit, Faculty of Medicine Universitas Indonesia, Cipto Mangunkusumo Hospital, Jakarta, Indonesia; Irawati, Y., Department of Ophthalmology, Faculty of Medicine Universitas Indonesia, Cipto Mangunkusumo Hospital, Jakarta, Indonesia