AUTHOR=Djordjevic Gordana , Dagovic Aleksandar , Ristic Vladimir , Kanjevac Tatjana , Brajkovic Denis , Popovic Milica TITLE=Trends and Patterns of Disparities in Oral Cavity and Pharyngeal Cancer in Serbia: Prevalence and Economic Consequences in a Transitional Country JOURNAL=Frontiers in Pharmacology VOLUME=8 YEAR=2017 URL=https://www.frontiersin.org/journals/pharmacology/articles/10.3389/fphar.2017.00385 DOI=10.3389/fphar.2017.00385 ISSN=1663-9812