Bovine leukaemia virus genotypes 5 and 6 are circulating in cattle from the state of São Paulo, Brazil - Gregory, Lilian; Gaeta, Natalia Carrillo; Araujo, Jansen de; Thomazelli, Luciano Matsumiya; Harakawa, Ricardo; Ikuno, Alice Akimi; Okuda, Liria Hiromi; Stéfano, Eliana de; Pituco, Edviges Maristela (Journal of Medical Microbiology, 2017)