Freitas, R. B., Freitas, M. R., & Linhares, A. C. (2003). Evidence of active herpesvirus 6 (variant-A) infection in patients with lymphadenopathy in Belém, Pará, Brazil . Revista Do Instituto De Medicina Tropical De São Paulo, 45(5), 283-288. https://www.revistas.usp.br/rimtsp/article/view/30740