1. Postgraduate Program, Health Sciences Center, State University of Londrina, Londrina, Brazil
2. Department of Pathology, Clinical and Toxicological Analysis, Health Sciences Center, State University of Londrina, Londrina, Brazil
3. Integrated Center of Infectious Diseases of 17a Secretariat of Health of Parana, Londrina, Parana State, Brazil
4. Department of Clinical Medicine, Health Sciences Center, State University of Londrina, Londrina, Brazil
5. Department of Pathology, Clinical Analysis and Toxicology, Health Sciences Center, Londrina State University, Av. Robert Koch, 60, CEP 86.038-440, Londrina, Parana, Brazil