Abstracts of the 6th International congress of the Croatian Dental Society CMA's and -1th International congress of Croatian Society for Minimal Intervention Dental Medicine CMA's coorganized by School of Dental Medicine University of Zagreb: "Synergy of art and science" : November 18th and 19th, 2016, Zagreb, Croatia - Međunarodni kongres Hrvatskoga stomatološkog društva; Međunarodni kongres Hrvatskoga društva za minimalno intervencijsku dentalnu medinicu (University of Zagreb. School of Dental Medicine, 2017)