1. Department of Medicine-Uningá Faculty; Avenida Morangueira PR 317, 6114 Maringá Paraná Brazil
2. Department of Pharmacology and Therapeutic-State University of Maringá; Avenida Colombo 5790 Maringá Paraná Brazil
3. Department of Morphological Sciences-State University of Maringá; Avenida Colombo 5790 Maringá Paraná Brazil
4. Fellowship (Medicine); State University of Maringá; Avenida Colombo 5790 Maringá Paraná Brazil
5. Fellowship (medicine) Evangelical Faculty of Paraná; Rua Padre Anchieta 2770 Curitiba Paraná Brazil