Polymorphism of the 5¿-terminal region of citrus tristeza virus (CTV) RNA: Incidence of three sequence types in isolates of different origin and pathogenicity

López Del Rincón Carmelo, M.A. AYLLÓN, J. NAVAS-CASTILLO, S.M. GARNSEY, J. GUERRI, R. FLORES, P. MORENO

2001

Archives of Virology