I thank God for the opportunity to take this course and for helping me in my quest for knowledge. To my parents Gilson Giuberti (in memoriam) and Z lia Ferreira Giuberti for their support and encouragement throughout my life. To my children Breno and Hanna, for always being part of my story. To my siblings Gilson, Luiz Guilherme and Moema for the support I always receive and for believing in me. The S o Leopoldo Mandic School, which welcomed me to...