1. Sector of Dermatology; Hospital Universitário Lauro Wanderley, Universidade Federal da Paraíba; João Pessoa Brazil
2. Sector of Virology, Laboratório de Imunopatologia Keizo Asami; Universidade Federal de Pernambuco; Recife Brazil
3. Central Public Health Laboratory; João Pessoa Brazil
4. Laboratory of Viral Hepatitis; Virology Center, Instituto Adolfo Lutz; Pacaembu Brazil
5. Department of Physiology and Pharmacology; Center for Biosciences, Universidade Federal de Pernambuco; Recife Brazil