Authors
Sladjana Simovic
Department of Otorhinolaryngology, Health Centre Kragujevac, Kragujevac, Serbia
Tatjana Sarenac Vulovic
Clinic of ophthalmology, Clinical centre Kragujevac, Kragujevac, Serbia
Faculty of Medical Sciences, University of Kragujevac, Kragujevac, Serbia
Jasmina Stojanovic
Phoniatric department of ENT Clinic, Clinical centre Kragujevac, Kragujevac, Serbia
Sandra Zivanovic
Faculty of Medical Sciences, University of Kragujevac, Kragujevac, Serbia
Mladen Koravovic
Faculty of Pharmacy, University of Belgrade, Belgrade, Serbia