1 School of Medicine, Pontifical Catholic University of Paraná, Curitiba, Brazil
2 Department of Basic Pathology and Department of Medical Pathology, Federal University of Paraná, Curitiba, Brazil
3 Head of the Anatomic Pathology Service at the Pequeno PrÃncipe Hospital, Curitiba, Brazil
4 School of Health and Biosciences, Pontifical Catholic University of Paraná, Curitiba, Brazil